Survive for at least 2 minutes

Survive for at least 4 minutes

Survive for at least 6 minutes

Survive for at least 2 minutes with your pistol alone

Kill 30 enemies in succession without missing a single shoot

Split a bullet and kill two enemies with its halves 15 times in a single game

Kill 3 enemies with a single shot of Rail Gun 30 times in a single game

Shrink 10 boss enemies in a single game

Have at least 20 enemies getting burned by Flame Thrower at the same time

Kill 40 enemies by shattering them in a single game

Kill 3 enemies with a single shot of Plasma Gun 20 times in a single game

Feed 30 enemies into a single Black Hole

Burn 10 enemies with a single Phoenix Dive

Kill Nar-Sie

Kill 3 enemies with a single shot of Shotgun 20 times in a single game

Kill 10000 enemies

Survive for 20 seconds while being surrounded by at least 4 enemies

Kill 100 enemies

Kill 1000 enemies

Kill 4 enemies with a single rocket 30 times in a single game

Kill at least 30 enemies under 5 seconds

Install a mod