JMOD Showcase, Black Hole Generator (Recording 2) - GMOD

This content is from an addon for Garry's Mod, here is what you need to subscribe to in the Steam workshop:
JMOD : steamcommunity...

[@Oganessonproductions]

Black hole formation: 1:58
Black hole dissapearance: 3:32

[@losyash694]

supermassive black hole in gmod:

[@Gabochto]

how ???