Arrow keys to move your character, this doesn't look very complex but thats because most of the code is in the multiplayer part. If there are any glitches, then tell me I'm sorry that I'm doing so many multiplayer Engines! I just to make one with some original code that works! To check out the latest one go here https://scratch.mit.edu/projects/106716684/
Astudios I'm testing some Laddie12 scripts You may use this engine, just give credit :) This currently doesn't work. I will try to fix it. a link is above to go to the latest working Xenon Engine