Chaos Emperor Dragon - Envoy of the End [IOC-000] Secret Rare Resource you can select it

you can select it

Set: Astral Pack 3 Card type: Effect Monster Rarity: Ultimate Rare Attack: 1400 Defense: 0 When this card inflicts battle damage to your opponent: You can Special Summon 1 Level 4 or lower "Atlantean" Sea Serpent-Type monster from your Deck

(Damage calculation is applied normally)

During the End Phase destroy all monsters that were affected by this effect

• Destroy Spell or Trap Cards on the field

Chaos Emperor Dragon - Envoy of the End [IOC-000] Secret Rare Resource you can select itSet: Invasion of Chaos Card type: Effect Monster Rarity: Secret Rare Attack: 3000 Defense: 2500 This card can only be Special Summoned by removing 1 LIGHT and 1 DARK monster in your Graveyard from play. Pay 1000 of your Life Points to send all cards in both players' hands and on the field to the Graveyard. Inflict 300 points of damage to your opponent's Life Points for each card that is sent to the Graveyard by this effect.