Is it having some sort of permanent upgrades system?

tips / advice?

Получу на вашем аккаунте любую ачивку

What does the "mental" pickup do?

How to beat the This Is Bull**** quest/achievement?

РУССИФИКАТОР!!!

check out this gun combo

How do you save Ugh zan ?

Questions I've asked about Bulb and forgot the answers to and other feedback

If you don't collect the weapon upgrades after the boss fights they should appear at the end of the next fight until a number is reached.

For the curveball perk, what does that do exactly?

Bethesda has announced a Doom version of Serious Sam Bogus Detour

Which primary gun functions alternate? For example if you have enemy piercing and enemy bounce it alternates between the 2 functions