Elixir, the Majin (Full Art) (ADK-037) [Advent of the Demon King]

[Crest]R (This card gains the following text as long as you control a fire Magic Crest.) - When this card enters the field -> It deals 600 damage to each resonator your opponent controls. [Crest]B (This card gains the following text as long as you control a darkness Magic Crest.) - When this card enters the field -> Destroy target resonator.