"Chaos Emperor Dragon - Envoy of the End" is a card that was first released on Invasion of Chaos. This card alongside "Chaos Sorcerer" and "Black Luster Soldier - Envoy of the Beginning" started the popular Chaos Decks that combined Dark and Light Monsters to quickly Summon both Envoys and Chaos Sorcerer and that become a nightmare for other players since the powerful effects of the Chaos monsters. Date: October 4, 2007