Shadow Warrior

From GPWiki

Shadow Warrior 3D-Realms raycaster based on the same engine as Duke Nukem 3-D, and featuring the same raunchy humour, you play Lo Wang (see what I mean?), a ninja assassin bent on killing...stuff (aliens? I dunno) Features some greate one liners, and Uzi wielding babes. (why they choose to shower in the middle of a warzone I have no idea)