Slifer the Sky Dragon [JMPS-EN005] Ultra Rare BT7-058_PR put it into your hero's

put it into your hero's soul and put up to 1 card with phantasm from your graveyard on top of your deck

Set: Malicious Machinations Rarity: Secret Rare Game character: Jiren Color: Black Card type: Extra

destroy Helm of Isen's Peak: Your hero gains +1 [Intellect] until end of turn

Set: Promotion Cards Era: Android Cell Saga Rarity: Promo Game character: Cell Color: Green/Yellow Card type: Leader Power: 10000

If you have played and/or created 3 or more

Slifer the Sky Dragon [JMPS-EN005] Ultra Rare BT7-058_PR put it into your hero'sSet: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: ? Defense: ? Requires 3 Tributes to Normal Summon (cannot be Normal Set). This card's Normal Summon cannot be negated. When Normal Summoned, cards and effects cannot be activated. During the End Phase, if this card was Special Summoned: Send it to the Graveyard. This card gains 1000 ATK and DEF for each card in your hand. When a monster(s) is Normal or Special