The easiest way is to use Unreal Editor.
Chat with our AI personalities
It's an Unreal Tournament
30
The computer game Unreal Tournament 3 can boast that it can have up to a four player multi-screen with multiple displays playing against each other, playing the campaign it will only allow 2 players.
No, not even emulated or homebrewed. The closest thing is a WIP homebrew version of Counter Strike.
/op [player name] make player a mod /deop [player name] make an already mod not a mod