Step 1: Remix: griffpatch's assets for Scrolling Platformer project. [https://scratch.mit.edu/projects/270939991](https://scratch.mit.edu/projects/270939991) Step 2 ...

This is a platformer engine demo, originally built in Scratch and based off of a old book I have. The original project can be found here. If Gamemaker already has built-in physics, why does this exist ...