Spellbomber Hulk

Spellbomber Hulk enters the battlefield with X
charge counters on it, where X is the amount of
mana spent to cast it.
At the beginning of combat on your turn, you
may remove a charge counter from Spellbomber
Hulk. If you do, choose one —
• Spellbomber Hulk deals 2 damage to any target.
• Return target creature to its owner's hand.