WASD to move. Arrows to rotate. Space for up. C for down. triangle is still a bit glitchy, I will probably (try to) fix it.
@TheLogFather (triangle fill) @Howtomakeausername gave me the basic scripts but that was just to rotate the cube (not move or rotate the camera). I did most things myself. @Mathmathmath explained the scripts really well in his 3D tutorial so if you want to check him out