Perform your first kill.

Perform 103 kills.

Perform 441 kills.

Perform 50 suicides kills.

Play 1000 rounds.

Trigger 10 tie breaks.

Perform 100 kills with the shotgun.

Kill three enemies in a row with a single train.

Kill two enemies in a row using the Sawmill lift.

Kill two enemies in a row using the Slhammer.

Drill 5000 walls.

Block 50 projectiles with the shield.

Kill 50 invisible enemies.

Kill 100 enemies while being invisible.

Fire 5000 projectiles while wearing the Bandana.

Spend 5 minutes flying with the Jetpack.

Kill two enemies in a row using electric generators.

Kill 50 enemies using castle traps.