Clive Rosfield - Vial Smasher the Fierce (Showcase) (FCA-059) - FINAL FANTASY: Through the Ages / Clive Rosfield (Borderless)

Whenever you cast your first spell each turn, choose an opponent at random. Vial Smasher deals damage equal to that spell's mana value to that player or a planeswalker that player controls.
Partner (You can have two commanders if both have partner.)