Serious Sam Collection achievements

29.27%

Up Close and Personal

Gib 20 enemies from close range with a shotgun.

30.49%

Rrrrrrrrrr

Kill 10 enemies with the Chainsaw without releasing the trigger.

30.49%

Hey! That's cheating!

Trigger Ugh-Zan's regeneration on The Great Pyramid.

31.71%

Huge Pile of Lava

Defeat the Lava Golem boss on Alley of the Sphinxes.

32.93%

Trick or Treat

Kill 50 Cucurbitos.

36.59%

Wanted Dead or Alive

Rescue professor Stein. So to say.

39.02%

Wall of Bullets

Kill 20 enemies with the Minigun without releasing the trigger.

46.34%

Water Element

Obtain the Water Element.

54.88%

Fire Element

Obtain the Fire Element.

62.20%

Earth Element

Obtain the Earth Element.

73.17%

Air Element

Obtain the Air Element.

89.02%

Serious Beginner

Complete any level in single player.