The Piranha Prowler is a heavyweight kart in Mario Kart Wii that has a Piranha Plant face on the front of it. It is green with spots (depending on the character) and is extremely heavy.
Thre Piranha Prowler is unlocked by winner the 50cc Special Cup or playing 600 games.
The kart has high weight and speed but low acceleration, off-road, mini-turbo, drift and handling.
The normal and expert staff ghosts for GCN Waluigi Stadium (Nin*Ryo, Waluigi) and Bowser's Castle (Nin*YABUKI, Bowser) use the Piranha Prowler.