Chaos Emperor Dragon - Envoy of the End [DPKB-EN016] Ultimate Rare 173 then target 1 face-up monster

then target 1 face-up monster on the field

Set: Secret Lair Drop Series Type: Legendary Creature — Fungus Shaman Rarity: Mythic Cost: {2}{W}{B}{G} Ghave

Set: Neo Genesis 1st Edition Type: Psychic Rarity: Holo Rare Retreat cost: Colorless

Set: XY: Fates Collide Type: Psychic Rarity: Holo Rare Retreat cost: 0

Chaos Emperor Dragon - Envoy of the End [DPKB-EN016] Ultimate Rare 173 then target 1 face-up monsterSet: Duelist Pack: Kaiba Card type: Effect Monster Rarity: Ultimate Rare Attack: 3000 Defense: 2500 This card cannot be Normal Summoned or Set. This card can only be Special Summoned by removing from play 1 LIGHT and 1 DARK monster in your Graveyard. You can pay 1000 Life Points to send all cards in both players' hands and on the field to the Graveyard. Inflict 300 damage to your opponent for each card sent to the Graveyard by this effect.