Destroy all the green polyps inside Paul in 'Pop His Top'.

Kill 1000 zombies.

Shoot enemies 500 times in the head.

Find 5 hidden objects.

Spend 10 000 silver coins.

Dig 2 tresures.

Shoot enemies 50 times in the head.

Talk to an animal.

Find Boris' watch in the latrine.

Spend over 40 hours in the Simulation.

Complete 'Meet the Dominatrix' without dying.

Get 250 kills with the Minigun.

Kill Zinyak in less than 5 minutes in 'Save the Planet'.