Bouffalant

“Their fluffy fur absorbs damage, even if they strike foes with a fierce headbutt.”

— Pokémon Black

“They charge wildly and headbutt everything. Their headbutts have enough destructive force to derail a train.”

— Pokémon White

“They are known to charge so wildly that if a train were to enter their territory, they would send it flying.”

— Pokémon Black 2