Archfiend Emperor, the First Lord of Horror [SR06-EN007] Common Advent Calendar 2018 You can only activate 1

You can only activate 1 "Abyss Actors Back Stage" per turn

unless they are co-linked

During your Main Phase 1 that same turn: You can activate this card from your hand and target 1 "Utopia" Xyz Monster you control

Must be Special Summoned (from your hand) by having exactly 5 FIRE monsters in your GY

if an "Elementsaber" monster in your hand or field would send a card(s) from the hand to the GY to activate an effect

Archfiend Emperor, the First Lord of Horror [SR06-EN007] Common Advent Calendar 2018 You can only activate 1Set: Structure Deck: Lair of Darkness Card type: Effect Monster Rarity: Common Attack: 3000 Defense: 2000 You can Normal Summon this card without Tributing, but its original ATK DEF become halved. If Summoned this way, it is destroyed during the End Phase. You cannot Special Summon any monsters, except Fiend monsters. Once per turn: You can banish 1 "Archfiend" card from your hand or GY, then target 1 card on the field; destroy it.