Doom by Eltechs

Nostalgic about the great first-person shooters of the last century? This game is for you. By controlling the protagonist - the space marines - you must break through to your squad through the hellish creatures that appeared as a result of an unsuccessful teleportation experiment on Phobos in the United Aerospace Corporation. 8 types of weapons, 36 levels, 4 levels of difficulty, hordes of monsters.