Seaking

Rising Lunge (10+)
Flip a coin. If heads, this attack does 10 damage plus 10 more damage. If tails, this attack does 10 damage.

Horn Swipe (20+)
Flip 2 coins. If both are heads, this attack does 20 damage plus 40 more damage. If 1 or both are tails, this attack does 20 damage.