Close its mouth at the speed of light?
Close its mouth at the speed of sound?
Close its mouth faster than the speed of light?
Also… wouldn’t it be heavier than the galaxy itself? So it would create its own gravitational pull that’s like extremely strong?
I guess though, that if it was a single connected body, the black hole it collapsed into would be a much larger black hole due to the amount of matter and absolutely still a threat. Defeats the purpose of the image but still a hum dinger.
I just really wanted to get hum dinger in there