Unreal Tournament

Unreal Tournament is a first-person arena shooter video game developed by Epic Games and Digital Extremes. It was the second installment in the Unreal series. It is an arena first-person shooter, with head-to-head multiplayer deathmatches being the primary focus of the game. Other game modes include TDM. CTF, Assault, Domination, Last man Standing etc.

Source: IGDB — pending review