WASD for move mouse to look around space to jump( but you will not come back down) M-N to make the world bigger or smaller but be careful because it will get very laggy if you make it to big (even in TurboWarp.)
USE TURBOWARP FOR LESS LAG https://turbowarp.org/845624378 ------------------------------------------------------------------------- I WILL ADD GRAVITY SOON ------------------------------------------------------------------------- Thank you so much @TheOldAI123 for what I guess you could call the 3D engine.