Rollum

Black +2: Protected by a hard shell, it spins its body like a wheel and crashes furiously into its enemies.

White +2: It is usually motionless, but when attacked, it rotates at high speed and then crashes into its opponent.

Black 2 / White 2: Storing energy for evolution, it sits. But, when predators approach, it moves to stab them with poison spikes.

Sword: This Pokémon spins itself rapidly and charges into its opponents. Its top speed is just over 60 mph.

Shield: Whirlipede protects itself with a sturdy shell and poisonous spikes while it stores up the energy it’ll need for evolution.