Probably made by a 12 years old

What engine is this? Also can you turn off graphical effects like the fisheye and stuff? I like my games to have a clean look.

Immortal Skibidi-Man with umbrella chased me through the walls and tried to kill me whole first level. https://steamcommunity.com/sharedfiles/filedetails/?id=3471210751 https://steamcommunity.com/sharedfiles/filedetails/?id=3471210779 https://steamcommunity.com/sharedfiles/filedetails/?id=3471210801 https://steamcommunity.com/sharedfiles/filedetails/?id=3471210821 https://steamcommunity.com/sharedfiles/filedetails/?id=3471210849 https://steamcommunity.com/sharedfiles/filedetails/?id=3471210868 https://ste...

to dark in places any cheats like mat_fullbright 1 as in half_life games

Game looks really cool! Does it have controller support or is there plans to add it if not? Thanks!