LIGHT 5

You can Set this card from your hand to your Spell & Trap Zone as a Spell. During your opponent's turn, if this Set card in the Spell & Trap Zone is destroyed and sent to your GY: Special Summon it. During your opponent's turn (Quick Effect): You can Tribute this card from your hand or face-up field; neither player can banish cards for the rest of this turn.

DARK 4

(Quick Effect): You can Tribute this card; Special Summon 1 "Sky Striker Ace" monster from your Extra Deck to the Extra Monster Zone. While this card is in your GY, if a face-up "Sky Striker Ace" Link Monster you control is destroyed by battle, or leaves the field because of an opponent's card effect: You can Special Summon this card. You can only use each effect of "Sky Striker Ace - Raye" once per turn.

LIGHT 4

If a "Sky Striker Ace" monster(s) is Normal or Special Summoned, except "Sky Striker Ace - Roze" (except during the Damage Step): You can Special Summon this card from your hand. If an opponent's monster in the Extra Monster Zone is destroyed by battle, or leaves the field because of your card effect, while this card is in your GY: You can Special Summon this card, then you can negate the effects of 1 face-up monster your opponent controls, until the end of this turn. You can only use each effect of "Sky Striker Ace - Roze" once per turn.

Spell Quick

Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.

Spell Normal

Negate the effects of all face-up monsters your opponent currently controls, until the end of this turn, also, for the rest of this turn after this card resolves, your opponent takes no damage. Neither player can activate monster effects in response to this card's activation.

Spell Quick

Send any number of other Spell/Trap Cards you control to the Graveyard; gain 1000 LP for each card sent to the Graveyard this way.

Spell Quick

Send any number of other cards from your hand and/or field to the GY; choose that many Effect Monsters your opponent controls, and until the end of this turn, their ATK is halved, also their effects are negated. In response to this card's activation, your opponent cannot activate cards, or the effects of cards, with the same original type (Monster/Spell/Trap) as the cards sent to the GY to activate this card. You can only activate 1 "Forbidden Droplet" per turn.

Spell Normal

If you control no face-up cards: Activate 1 of these effects; ● Destroy all Attack Position monsters your opponent controls. ● Destroy all Spells and Traps your opponent controls. You can only activate 1 "Lightning Storm" per turn.

Spell Quick

Activate 1 of these effects, but skip your next Battle Phase after activation; ● Target 1 Spell/Trap your opponent controls; destroy it, then banish the top 4 cards of your opponent's Deck. ● Special Summon 1 "Runick" monster from your Extra Deck to the Extra Monster Zone. You can only activate 1 "Runick Destruction" per turn.

Spell Quick

Activate 1 of these effects, but skip your next Battle Phase after activation; ● Target 1 Special Summoned monster your opponent controls; destroy it, then banish the top 2 cards of your opponent's Deck. ● Special Summon 1 "Runick" monster from your Extra Deck to the Extra Monster Zone. You can only activate 1 "Runick Flashing Fire" per turn.

Spell Field

You can activate "Runick" Quick-Play Spell Cards from your hand during your opponent's turn. Once per turn, if you activate a "Runick" Quick-Play Spell Card: You can target up to 3 "Runick" Quick-Play Spells in your GY; place them on the bottom of your Deck in any order, then draw the same number of cards.

Spell Quick

Activate 1 of these effects, but skip your next Battle Phase after activation; ● Target 1 Effect Monster your opponent controls; negate its effects (until the end of this turn), then banish the top 3 cards of your opponent's Deck. ● Special Summon 1 "Runick" monster from your Extra Deck to the Extra Monster Zone. You can only activate 1 "Runick Freezing Curses" per turn.

Spell Quick

Activate 1 of these effects, but skip your next Battle Phase after activation; ● Add 1 "Runick" card from your Deck to your hand, except "Runick Tip", then banish the top card of your opponent's Deck. ● Special Summon 1 "Runick" monster from your Extra Deck to the Extra Monster Zone. You can only activate 1 "Runick Tip" per turn.

Spell Normal

If you control no monsters in your Main Monster Zone: Target 1 face-up monster on the field; destroy it, then, if you have 3 or more Spells in your GY, you can destroy 1 Spell/Trap on the field.

Spell Quick

If you control no monsters in your Main Monster Zone: Special Summon 1 "Sky Striker Ace Token" (Warrior/DARK/Level 1/ATK 0/DEF 0) in Defense Position, which cannot be Tributed, and if you have 3 or more Spells in your GY when this effect resolves, the Token's ATK/DEF become 1500 instead.

Spell Quick

If you control no monsters in your Main Monster Zone: Target 1 monster in your opponent's GY; banish that monster, or, if you have 3 or more Spells in your GY, you can Special Summon that monster to your field instead, but it cannot attack.

Spell Quick

If you control no monsters in your Main Monster Zone: Target 1 face-up Effect Monster on the field; negate that face-up monster's effects until the end of this turn, then, if you have 3 or more Spells in your GY, you can take control of that monster until the End Phase.

Spell Normal

If you control no monsters in your Main Monster Zone: Add 1 "Sky Striker" card from your Deck to your hand, except "Sky Striker Mobilize - Engage!", then, if you have 3 or more Spells in your GY, you can draw 1 card.

Spell Quick

If you control no monsters in your Main Monster Zone: You cannot Special Summon monsters from the Extra Deck for the rest of this turn after this card resolves, except "Sky Striker Ace" monsters, also send 1 other card you control to the GY, and if you do, Special Summon 1 "Sky Striker Ace" monster from your Extra Deck to the Extra Monster Zone, and if you have at least 1 LIGHT and 1 DARK "Sky Striker Ace" monsters on your field and/or in your GY, the Summoned monster gains 1000 ATK.

Spell Quick

Discard 1 card; Fusion Summon 1 Fusion Monster from your Extra Deck, using monsters from either field as Fusion Material. Neither player can activate cards or effects in response to this card's activation.

Spell Normal

If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.

Trap Normal

Declare 1 monster card type (Ritual, Fusion, Synchro, Xyz, or Pendulum); for the rest of this turn, neither player can Special Summon monsters of the declared type, also negate the effects of all monsters of that type while they are on the field. You can only activate 1 "Dimensional Barrier" per turn.

Trap Continuous

Each player can only control 1 Type of monster. Send all other face-up monsters they control to the GY.

DARK 6

2 monsters with the same Type and Attribute, but different names Any battle damage your opponent takes from battles involving this card is doubled. If this card is sent to the GY: You can draw 1 card. You can only use this effect of "Garura, Wings of Resonant Life" once per turn.

DARK 4

2 "Runick" monsters Cannot be destroyed by card effects. If this card is Special Summoned from the Extra Deck: You can target 1 non-Quick-Play "Runick" Spell in your GY; add it to your hand. When this card is destroyed by battle: You can target 1 card on the field; destroy it.

LIGHT 2

2 "Runick" monsters If this card is Special Summoned from the Extra Deck: You can discard 1 card; add 1 "Runick" Field Spell from your Deck to your hand. If another card(s) you control would be destroyed by card effect, you can banish this card you control instead. If this card on the field is destroyed by battle or card effect: Return this card to the Extra Deck.

WATER 4

2 monsters with the same Attribute but different Types Your opponent cannot target this card, or monsters on the field with the same Attribute as this card, with card effects. Once per turn (Quick Effect): You can declare 1 Attribute; this card becomes that Attribute until the end of this turn.

DARK 8

1 Fusion Monster + 1 DARK monster Once per turn (Quick Effect): You can target 1 face-up monster your opponent controls; place 1 Predator Counter on it, and if it is Level 2 or higher, it becomes Level 1 as long as it has a Predator Counter. Negate the activated effects of your opponent's monsters that have Predator Counters.

DARK

2 LIGHT and/or DARK monsters Must be Link Summoned. You can only Special Summon "Sky Striker Ace - Azalea(s)" once per turn. If this card is Special Summoned: You can target 1 card on the field; destroy it, then, if you have 3 or less Spells in your GY, send this card to the GY. Once per turn, at the start of the Damage Step, if this card battles an opponent's monster: You can banish 1 Spell from your GY; destroy that opponent's monster.

WIND

1 non-WIND "Sky Striker Ace" monster You can only Special Summon "Sky Striker Ace - Hayate(s)" once per turn. This card can attack directly. After damage calculation, if this card battled: You can send 1 "Sky Striker" card from your Deck to the GY.

FIRE

1 non-FIRE "Sky Striker Ace" monster If this card is Special Summoned: You can target 1 "Sky Striker" Spell in your GY; add it to your hand. Gains 100 ATK for each Spell in your GY. You can only Special Summon "Sky Striker Ace - Kagari(s)" once per turn.

EARTH

1 non-EARTH "Sky Striker Ace" monster If this card is Special Summoned: You can target 1 face-up monster your opponent controls; it cannot attack until the end of your opponent's turn. Each time you activate a "Sky Striker" Spell Card, or its effect, gain 100 LP immediately after the card or effect resolves. You can only Special Summon "Sky Striker Ace - Kaina(s)" once per turn.

WATER

1 non-WATER "Sky Striker Ace" monster Monsters your opponent controls lose 100 ATK/DEF for each Spell in your GY. Once per turn, during the End Phase, if this card was Special Summoned this turn: You can add 1 "Sky Striker" Spell from your Deck to your hand, with a name different from the cards in your GY. You can only Special Summon "Sky Striker Ace - Shizuku(s)" once per turn.

DARK

2 monsters, including a "Sky Striker Ace" monster Must be Link Summoned. You can only Special Summon "Sky Striker Ace - Zeke(s)" once per turn. If this card is Link Summoned: You can target 1 face-up monster on the field; banish it until your opponent's next End Phase. Once per turn: You can target 1 other card you control; this card gains 1000 ATK, then, send the targeted card to the GY.

LIGHT 5

You can Set this card from your hand to your Spell & Trap Zone as a Spell. During your opponent's turn, if this Set card in the Spell & Trap Zone is destroyed and sent to your GY: Special Summon it. During your opponent's turn (Quick Effect): You can Tribute this card from your hand or face-up field; neither player can banish cards for the rest of this turn.

WIND 1

If a card(s) is added from the Main Deck to your opponent's hand, except during the Draw Phase (Quick Effect): You can send this card from your hand to the GY; for the rest of this turn, cards cannot be added from either player's Main Deck to the hand.

LIGHT 4

You can Special Summon this card (from your hand) by sending 1 Xyz Monster from your Extra Deck to the GY. If you do, you cannot Special Summon from the Extra Deck for the rest of this turn, except Rank 4 Xyz Monsters. You can only Special Summon "Ex Ryzeal" once per turn this way. If this card is Normal or Special Summoned and you do not control any face-up monsters, other than Level/Rank 4 monsters: You can add 1 FIRE Thunder monster from your Deck to your hand. You can only use this effect of "Ex Ryzeal" once per turn.

LIGHT 4

You can Special Summon this card (from your hand) by sending 1 card from your hand or field to the GY. If you do, you cannot Special Summon from the Extra Deck for the rest of this turn, except Rank 4 Xyz Monsters. You can only Special Summon "Ice Ryzeal" once per turn this way. If this card is Normal Summoned: You can Special Summon 1 "Ryzeal" monster from your Deck, except "Ice Ryzeal". You can only use this effect of "Ice Ryzeal" once per turn.

LIGHT 11

During the Main Phase, if your opponent Normal or Special Summoned 5 or more monsters this turn (Quick Effect): You can Tribute as many face-up monsters on the field as possible, and if you do, Special Summon this card from your hand, then Special Summon 1 "Primal Being Token" (Rock/LIGHT/Level 11/ATK ?/DEF ?) to your opponent's field. (This Token's ATK/DEF become the combined original ATK/DEF of the Tributed monsters.) You can only use this effect of "Nibiru, the Primal Being" once per turn.

FIRE 4

If you have an Xyz Monster on your field or in your GY, you can Special Summon this card (from your hand). If you do, you cannot Special Summon from the Extra Deck for the rest of this turn, except Rank 4 Xyz Monsters. You can only Special Summon "Node Ryzeal" once per turn this way. You can send 1 card from your hand or field to the GY, then target 1 "Ryzeal" monster in your GY, except "Node Ryzeal"; Special Summon it in Defense Position, but negate its effects. You can only use this effect of "Node Ryzeal" once per turn.

FIRE 4

If you have a "Ryzeal" monster on your field or in your GY, you can Special Summon this card (from your hand). If you do, you cannot Special Summon from the Extra Deck for the rest of this turn, except Rank 4 Xyz Monsters. You can only Special Summon "Thode Ryzeal" once per turn this way. If this card is Normal or Special Summoned: You can add 1 LIGHT Pyro monster from your Deck to your hand. You can only use this effect of "Thode Ryzeal" once per turn.

FIRE 3

When a card or effect is activated that includes any of these effects (Quick Effect): You can discard this card; negate that effect. ● Add a card from the Deck to the hand. ● Special Summon from the Deck. ● Send a card from the Deck to the GY. You can only use this effect of "Ash Blossom & Joyous Spring" once per turn.

LIGHT 1

During your opponent's Main Phase (Quick Effect): You can send this card from your hand to the GY, then target 1 Effect Monster your opponent controls; negate the effects of that face-up monster your opponent controls, until the end of this turn.

LIGHT 3

When a monster on the field activates its effect, or when a Spell/Trap that is already face-up on the field activates its effect (Quick Effect): You can send this card from your hand or field to the GY; destroy that card on the field. You can only use this effect of "Ghost Ogre & Snow Rabbit" once per turn.

Spell Normal

Add 1 Level 4 or lower Pyro monster from your Deck to your hand. You can only activate 1 "Bonfire" per turn.

Spell Quick

Target 1 monster in your opponent's GY; banish it, and if you do, until the end of the next turn, its effects are negated, as well as the activated effects and effects on the field of monsters with the same original name.

Spell Field

The player with the lowest LP takes no damage. Once per turn, during the Main Phase: The turn player can pay 1000 LP, then activate 1 of these effects; ● Draw 1 card. ● Destroy this card. ● Your opponent gains 1000 LP. Neither player can activate cards or effects in response to this effect's activation.

Spell Quick

Declare 1 card name; banish 1 of that declared card from your Main Deck, and if you do, negate its effects, as well as the activated effects and effects on the field of cards with the same original name, until the end of this turn. You can only activate 1 "Crossout Designator" per turn.

Spell Quick

Send any number of other cards from your hand and/or field to the GY; choose that many Effect Monsters your opponent controls, and until the end of this turn, their ATK is halved, also their effects are negated. In response to this card's activation, your opponent cannot activate cards, or the effects of cards, with the same original type (Monster/Spell/Trap) as the cards sent to the GY to activate this card. You can only activate 1 "Forbidden Droplet" per turn.

Spell Normal

If you control no face-up cards: Activate 1 of these effects; ● Destroy all Attack Position monsters your opponent controls. ● Destroy all Spells and Traps your opponent controls. You can only activate 1 "Lightning Storm" per turn.

Spell Normal

Banish 10 cards from the top of your Deck, face-down; draw 2 cards. You can only activate 1 "Pot of Desires" per turn.

Spell Field

You cannot Xyz Summon monsters with the same name as a card you control. You can target 2 "Ryzeal" cards in your GY, except "Ryzeal Cross"; place them on the bottom of the Deck in any order, then draw 1 card. You can only use this effect of "Ryzeal Cross" once per turn. Once per turn, when an opponent's activated monster effect resolves, you can detach 1 material from a "Ryzeal" Xyz Monster you control, and if you do, negate that effect.

Spell Quick

Target 1 Xyz Monster or "Ryzeal" monster in your GY or banishment; Special Summon it, then you can attach 1 "Ryzeal" card from your Deck to 1 Rank 4 Xyz Monster you control as material, also you cannot declare attacks for the rest of this turn, except with Rank 4 Xyz Monsters. You can only activate 1 "Ryzeal Plug-In" per turn.

Spell Normal

If your opponent has activated a monster effect during your Main Phase this turn: Activate 1 of these effects; ● Draw 2 cards. ● Take control of 1 monster your opponent controls until the End Phase. ● Look at your opponent's hand, and choose 1 card from it to shuffle into the Deck. You can only activate 1 "Triple Tactics Talent" per turn.

Spell Normal

If your opponent has activated a monster effect during this turn: Set 1 Normal Spell/Trap directly from your Deck, except "Triple Tactics Thrust", or if your opponent controls a monster, you can add it to your hand instead. That Set card cannot be activated this turn. You can only activate 1 "Triple Tactics Thrust" per turn.

Spell Normal

Your opponent cannot activate monster effects in response to this card's activation. Send 1 monster from your Extra Deck to the GY, then target 1 monster your opponent controls with the same card type (Fusion, Synchro, Xyz, Pendulum, or Link); shuffle it into the Deck.

Trap Normal

Declare 1 monster card type (Ritual, Fusion, Synchro, Xyz, or Pendulum); for the rest of this turn, neither player can Special Summon monsters of the declared type, also negate the effects of all monsters of that type while they are on the field. You can only activate 1 "Dimensional Barrier" per turn.

Trap Normal

At the end of the Battle Phase, if your opponent controls more cards than you do: You can make your opponent banish cards from their field face-down so they control the same number of cards as you do. If you control no cards, you can activate this card from your hand.

Trap Normal

Target 1 face-up monster your opponent controls; negate its effects (until the end of this turn), then, if this card was Set before activation and is on the field at resolution, for the rest of this turn all other Spell/Trap effects in this column are negated. If you control no cards, you can activate this card from your hand.

Trap Counter

When a Spell/Trap Card, or monster effect, is activated on the field: Pay half your LP; negate the activation, and if you do, destroy that card, then destroy any other cards in the same column the destroyed card was in, that are in the Monster Zones or Spell & Trap Zones.

Trap Counter

When a monster(s) would be Summoned, OR a Spell/Trap Card is activated: Pay half your LP; negate the Summon or activation, and if you do, destroy that card.

DARK 6

2 monsters with the same Type and Attribute, but different names Any battle damage your opponent takes from battles involving this card is doubled. If this card is sent to the GY: You can draw 1 card. You can only use this effect of "Garura, Wings of Resonant Life" once per turn.

DARK

3+ Beast, Beast-Warrior, and/or Winged Beast monsters Cannot be Special Summoned from the Extra Deck unless you have 3 or more "Tri-Brigade" Spells/Traps in your GY. Your opponent cannot activate cards or effects when you Special Summon a monster(s). When a monster declares an attack: You can banish this card, also banish all cards your opponent controls. If this card is sent to the GY: You can send 1 Beast, Beast-Warrior, or Winged Beast monster from your Extra Deck to the GY. You can only use this effect of "Tri-Brigade Arms Bucephalus II" once per turn.

WATER

2 Level 4 monsters While this card has a material attached that was originally WATER, all WATER monsters you control gain 500 ATK. Once per turn (Quick Effect): You can detach 1 material from this card; your opponent cannot activate any card effects in their GY this turn.

LIGHT

2 Level 5 monsters Once per turn, during either player's turn, you can activate 1 of these effects. ● When a monster effect is activated on the field OR when a Normal Spell/Trap Card is activated: You can detach 1 Xyz Material from this card; the activated effect becomes "Destroy 1 Spell/Trap Card your opponent controls". ● You can detach 1 Xyz Material from this card; each player with a hand shuffles their entire hand into the Deck, then draws the same number of cards they shuffled into the Deck.

LIGHT

2 Level 12 monsters Once per turn, if an Xyz Monster battled this turn, you can also Xyz Summon "Divine Arsenal AA-ZEUS - Sky Thunder" by using 1 Xyz Monster you control as material. (Transfer its materials to this card.) (Quick Effect): You can detach 2 materials from this card; send all other cards from the field to the GY. Once per turn, if another card(s) you control is destroyed by battle or an opponent's card effect: You can attach 1 card from your hand, Deck, or Extra Deck to this card as material.

LIGHT

2 Level 4 monsters Once per chain, during your Main Phase or your opponent's Battle Phase, if your opponent has more total cards in their hand and field than you do (Quick Effect): You can detach 1 material from this card; destroy all other cards on the field, also your opponent takes no further damage this turn.

WATER

3 Level 4 monsters Once per turn, you can also Xyz Summon "Full Armored Utopic Ray Lancer" by discarding 1 Spell/Trap and using 1 Rank 4 or lower Xyz Monster you control. (Transfer its materials to this card.) Monsters your opponent controls lose 500 ATK. At the start of the Battle Phase: You can negate the effects of all Attack Position monsters your opponent currently controls. When this attacking card destroys an opponent's monster by battle: You can detach 1 material from this card; it can make a second attack in a row.

DARK

2+ Level 9 monsters If this card is Xyz Summoned: You can send 1 monster from your Extra Deck to the GY. You can target monsters in your GY, up to the number of materials this card has; detach materials from this card equal to the number of those targets in the GY, and if you do, attach those targets to this card as material. If this card is sent to the GY: You can target 1 face-up card on the field; negate its effects until the end of this turn. You can only use each effect of "Mereologic Aggregator" once per turn.

EARTH

2 Level 4 monsters Once per turn, during your Standby Phase, detach 1 material from this card. If you cannot, destroy it. This Attack Position card cannot be destroyed by your opponent's card effects. Your opponent cannot target this Attack Position card with card effects. While this card is in face-up Defense Position, change all face-up monsters on the field to Defense Position, also negate the activated effects of monsters that were in Defense Position when that effect was activated.

FIRE

2 Level 4 monsters You can detach 2 materials from this card, then activate 1 of the following effects; ● Skip your next Draw Phase, also draw 2 cards, then discard 1 card. ● Skip your next Main Phase 1, also Special Summon 1 monster from your GY in Defense Position. ● Skip the Battle Phase of your next turn, also double the ATK of 1 monster you control until the end of this turn. You can only use this effect of "Number 60: Dugares the Timeless" once per turn.

EARTH

3 Level 4 monsters If a "Mathmech" card(s) you control would be destroyed by card effect, you can detach 1 material from this card instead. If this card is Xyz Summoned: You can detach up to 3 materials from it, then choose that many effects (you cannot choose the same effect twice, and you resolve them in the listed order, skipping any that were not chosen); ● Send 1 random card from your opponent's hand to the GY. ● Send 1 monster your opponent controls to the GY. ● Send 1 Spell/Trap your opponent controls to the GY. You can only use this effect of "Primathmech Laplacian" once per turn.

LIGHT

2+ Level 4 "Ryzeal" monsters When your opponent activates a card or effect (Quick Effect): You can detach 1 material from this card, then target 1 card on the field; destroy it. You can only use each of the following effects of "Ryzeal Deadnader" once per turn. If this card is Special Summoned: You can attach 1 monster from your GY to it as material. If an Xyz Monster(s) you control would be destroyed by battle or card effect, you can detach 1 material from this card instead.

FIRE

2+ Level 4 monsters For each material attached to this card, monsters you control gain 100 ATK and monsters your opponent controls lose 100 ATK. You can only use each of the following effects of "Ryzeal Duodrive" once per turn. If this card is Special Summoned: You can attach 1 "Ryzeal" monster from your GY to it as material. During your Main Phase: You can detach 2 materials from monster(s) you control, and if you do, add 2 "Ryzeal" cards with different names from your Deck to your hand.

LIGHT

3 Level 4 monsters While this card has Xyz Material, your opponent cannot activate cards or effects when you Normal or Special Summon a monster(s). Once per turn: You can detach 1 Xyz Material from this card, then target 1 card on the field; destroy it. If this card is sent from the field to the Graveyard: You can Special Summon 1 "tellarknight" monster from your hand or Deck.

DARK

2 Level 12 monsters During the turn, or turn after, your opponent Special Summoned 2 or more monsters from the Extra Deck, you can also Xyz Summon this card by using 1 monster you control with the highest ATK (your choice, if tied). (Transfer its materials to this card.) If you do, you cannot Normal or Special Summon monsters for the rest of this turn. While this Xyz Summoned monster is on the field, neither player can activate the effects of monsters with 3000 or more ATK. Once per turn: You can detach 1 material from this card; return 1 monster from the field to the hand.

LIGHT

2 or more Level 4 monsters Once per Chain, during either player's turn: You can detach 3 Xyz Materials from this card; Special Summon from your Extra Deck, 1 Xyz Monster that is 1 Rank higher than this card, except a "Number" monster, by using this face-up card you control as the Xyz Material. (This is treated as an Xyz Summon. Xyz Materials attached to this card also become Xyz Materials on the Summoned monster.) You can detach 7 Xyz Materials from this card; skip your opponent's next turn. During each player's End Phase: You can attach 1 "Stellarknight" card from your Extra Deck to this card as a face-up Xyz Material.