Galactic apocalypse blackhole
A blackhole so massive that it can swallow an entire galaxy.
'Several hypermassive blackholes, at the centre of different galaxies merged to create a blackhole so large that it became a galactic apocalypse blackhole, which swallowed an entire galaxy whole, but even that's nothing compared to a universal apocalypse blackhole.'
(Please read my definition of a hypermassive & universal apocalypse blackhole).
(Please read my definition of a hypermassive & universal apocalypse blackhole).