Demise, King of Armageddon [DR04-EN155] Super Rare SWSH271 [On Deletion] If you don't

[On Deletion] If you don't have a [Trial of the Four Great Dragons] in play

Set: Champion Pack 1 Card type: Counter Trap Rarity: Rare Attack: 0 Defense: 0 Pay half your Life Points

and one from that "something new and surprising" group of R&D Playtest cards:

then target 1 "Destiny HERO" monster in your GY

Demise, King of Armageddon [DR04-EN155] Super Rare SWSH271 [On Deletion] If you don'tSet: Dark Revelation Volume 4 Card type: Ritual Effect Monster Rarity: Super Rare Attack: 2400 Defense: 2000 This card can only be Ritual Summoned with the Ritual Spell Card, "End of the World". You can pay 2000 Life Points to destroy all cards on the field except this card.