Slifer the Sky Dragon (Secret Rare) [GBI-001] Secret Rare HGSS19 The first time you discard

The first time you discard a card with 6 or more POWER during each of your action phases

or is destroyed by an opponent's card effect while in its owner's Monster Zone: You can add 1 WIND monster with 1500 or less DEF from your Deck to your hand

Set: Battles of Legend: Monstrous Revenge Card type: Xyz/Effect Monster Rarity: Quarter Century Secret Rare Attack: 1000 Defense: 2500 2 Level 3 monsters Once per turn: You can detach 1 material from this card and choose a number from 1 to 3

then you can detach all materials from this card and attach them to that monster

If a LIGHT Ritual Monster (Warrior or Dragon) is Special Summoned to your field

Slifer the Sky Dragon (Secret Rare) [GBI-001] Secret Rare HGSS19 The first time you discardSet: American God Cards Card type: Normal Monster Rarity: Secret Rare Attack: X000 Defense: X000 The heavens twist and thunder roars, signaling the coming of this ancient creature, and the dawn of true power.