Forretress

Attacks

Continuous Spin · 50×
Flip a coin until you get tails. This attack does 50 damage for each heads.
Rolling Shell · 90
During your opponent's next turn, this Pokémon takes 50 less damage from attacks (after applying Weakness and Resistance).

Its entire body is shielded by a steel-hard shell. What lurks inside this shell is a total mystery.