BERSERKER

1 APcost
3cooldown (turns)
yourselftarget
3ranks

Unlocks at 50 STR and grows with STRENGTH.

Ranks

RankEffect
1LOSE 10% HP, +1 AP, RAGE 3
2LOSE 10% HP, +1 AP, RAGE 4
3LOSE 10% HP, +1 AP, RAGE 5

Shown for a raccoon that has just met the unlock; higher STRENGTH makes it stronger.