Hydra

A towering, amphibious reptile with a bouquet of snake heads writhing on long necks.

AC 15, HP 0, ATK 1 bite (near) +6 (1d8), MV near (swim), S 5, D 1, C 2, I -2, W 1, Ch -2, AL N, LV 0

Heads. Choose how many heads the hydra has. Each is LV 2, AC 15, HP 11, and can make 1 bite attack. A killed head sprouts into two new heads at the start of the hydra's turn unless cauterized beforehand. The hydra's LV is all the heads combined.