Hydra of the Dead

Trample
Whenever Hydra of the Dead deals damage to an opponent, it deals that much damage to each other opponent and you gain that much life.
During your upkeep, you may gain control of target creature.
Whenever you regenerate Hydra of the Dead, you get {e}{e}.
3{e}{e}: Hydra of the Dead gains unblockable until end of turn.
3{b}{b}{b}: Regenerate Hydra of the Dead