Use the arrow keys to move. Yellow is trampolines, red is lava. This is a simple engine with a basic rectangle filler.
I'm now working on this on my main, @homewins. Press space to see an exclusive screenshot (it's shared now)! The unshared version has: - Better collisions - No wall collision glitch - Better scrolling - Textured grass w/ pseudorandomly placed flowers and grass - Textured lava w/waves - Textured water w/waves - Textured trampolines - More efficient drawing algorithm