Zweilous (Steam Siege STS 85)

Zweilous — 90 HP — [N]
Stage 1 — Evolves from Deino

[C] Double Hit: 20×
Flip 2 coins. This attack does 20 damage times the number of heads.

[P][D][C] Power Breath: 80
Discard an Energy attached to this Pokémon.

weakness: [Y]×2
resistance:
retreat: 3

After it has eaten up all the food in its territory, it moves to another area. Its two heads do not get along.