Green Shell

A Green Shellis a green koopa shell that can be used as an item. It is the Green version of the Red Shell

Super Smash Bros. Series
The Green Shell is an item in the Super Smash Bros. Series. When a player throws it goes straight ahead and doesn't come back until it hits a wall.

Mario Kart Series
The Green Shell is also an item in the Mario Kart Series. Like in the Super Smash Bros. Series the Green shell bounces of walls and goes straight ahead but when it hits a character it breaks. It is the singular version of the Triple Green Shell