Electro, Assaulting Battery
From Marvel's Spider-Man set
Electro, Assaulting Battery
Legendary Creature — Human Villain
2/3
Flying
You don't lose unspent red mana as steps and phases end.
Whenever you cast an instant or sorcery spell, add
.
When Electro leaves the battlefield, you may pay
. When you do, he deals X damage to target player.