Smuta: Living Dead

The sequel of "Подземелья Кремля"/Dungeons of Kremlin, on modified engine of the first game. Sequel released only in Russia.

You play as a special ops trooper and your mission is to clear underground of secret laboratory by killing all the undeads. Gameplay is pretty standard for shooters of that time - you're running through labyrinths killing enemies and looking for the keys to open doors. Game has 10 levels