🥇 Bow to me
Attain 5 stars on all SP levels
🥈 No Cat Left Behind
Complete the Final Stage in Story Mode
🥈 Blistered Feet
Complete Marathon Mode
🥈 A Survivor is Born
Reach Wave 10 in Survivor Mode
🥉 Insert Coin
Complete your first level
🥉 99 Problems and a zombie ain't one
Reach a combo of 99 kills in any mode
🥉 Can't touch this
Finish a stage without taking any damage
🥉 Pound Cake
Kill 10 enemies with one sledgehammer power-up
🥉 Pacifist
Finish a stage without killing a single enemy
🥉 On Rails
Finish a stage without ever changing lanes
🥉 Airborne Appendages
Get 20 projectile kills in a single stage
🥉 Half Marathon
Reach Stage 2-5 in Marathon Mode
🥉 Flying Blind
Finish a stage with the crosshair off