CYHO-JP029 Ruin, Graceful Queen of Oblivion Secret Rare
You can Ritual Summon this card with "Endless of the World". This card’s name becomes "Demise, King of Armageddon" while in the hand or on the field. If this card is Ritual Summoned: Destroy 1 face-up monster on the field. If this card is sent to the GY: You can target 1 face-up Ritual Monster you control; while that monster is face-up on your field, your opponent cannot activate cards or effects in response to your Ritual Monsters' effects' activations.