There are many variants of the ! crate. In many games, there is a green variant, which is the nitro switch crate, used to detonate all nitro crates in a level. In Crash Nitro Kart there is a wooden variant which activates traps after being broken. In Crash Bash there is a purple variant found in many Pogo Pandemonium mini-games that turn a player's squares into points. They are also blue in the mobile version of Crash Twinsanity.