Burnout

Incinerate 25 enemies while using a single flamethrower pickup

4.4%

Butcher

Get on a 15 kill streak!

4.4%

Penetrate 12 enemies while using a single lightspear pickup

3.6%

Unlock all stages!

3.6%

Kill 25 enemies while using a single shotgun pickup

3.5%

Complete every stage with at least 50% of the chicken left!

3.4%

Blast 15 enemies with a single bomb

3.3%

Get on a 33 kill streak!

3.3%

Complete every stage with 100% of the chicken left!

3.3%

Complete every stage with at least 75% of the chicken left!

3.3%

Finish one level in 2 players mode in campaign

3.3%