Unreal Level Editor was always one of the coolest and easiest to use. This particular map was inspired by the Egyptian tombs.
Screen 1 - Vs. Map A
Placing the architecture and player spawns
Screen 2 - Vs. Map B
Texture-mapping the floors and walls
Screen 3 - Gameplay screen
The Versus game in runtime.
Screen 4 - Custom Wolfenstein-inspired map
This is my map of a mission inspired by Wolfenstein and Doom.