Due to Last Legacy also being a lot with planets and stuff, I thought of having black holes would be cool. I used them already in my entry for the 2nd Last Legacy LDC (move character trigger blah) but having an actual black hole with gravity and insta-death for the character would be nice to have so you can have something like falling out of screen more prominent (platform rides!!) without having to fall out of the screen. Also makes it possible to have a planet with open core and instead of bugging into the core and swirling around you can put a black hole there SMG-style!
TL;DR: Black holes that insta-kill the player ty