Slifer the Sky Dragon [LDK2-ENS01] Ultra Rare 2016 Mega-Tins Mega Pack You can only use 1

You can only use 1 "Topologic Gumblar Dragon" effect per turn

or Special Summoned during the turn a Thunder monster's effect was activated in the hand

You can only Special Summon "Photon Vanisher" once per turn this way

Set: Legendary Duelists Card type: Normal Monster Rarity: Common Attack: 2400 Defense: 2000 A ferocious dragon with a deadly attack

Slifer the Sky Dragon [LDK2-ENS01] Ultra Rare 2016 Mega-Tins Mega Pack You can only use 1Set: Legendary Decks II 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. Once per turn, 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. If a monster(s) is Normal or Special