Use the arrow keys to move. The engine may have a few glitches due to Scratch 3.0, but entering full-screen or restarting the project should fix them. 5/31/20 EEE I FIXED THE WALL JUMPING.
Check out the scrolling version of this project: https://scratch.mit.edu/projects/369787312/ Hey, guys! I'm using this engine for my 50 follower special, so I'm modifying it as I go! The project is really helping with developing the engine, so I'm hoping to share the engine from that game when I'm done with it!