Must be Special Summoned with “Dark Fusion”. You can only use the (1)st and (2)nd effect of this card’s name each once per turn.
(1) If this card is Special Summoned: You can add 1 “Dark Fusion” or 1 card that mentions it from your Deck or GY to your hand, except a Fusion Monster.
(2) If your “HERO” monster destroys an opponent’s monster by battle: Inflict 2100 damage to them.
Atom 1.0
