arrows and z
didn't put much effort into this, basically just backported things from the original spring calamity https://scratch.mit.edu/projects/763761626/ and added some "if" blocks. if you want an actual engine then either go use NGSE or wait for me to finish REMODule Framework (or like, mod MMOGSE X or something) NGSE: https://scratch.mit.edu/projects/391537000/