Bloat has always been like that, he's a Depths/Necropolis boss so he's meant to be one of the harder bosses. In the original The Mask of Infamy was broken, he ruined so many good runs cause I didn't have piercing shots.
game overr
oh no, the donation machine is used for getting new stuff and it breaks so people can't get one good run and pay in loads of money therefore getting store upgrades quickly.
this gives more detail
Rip