Fartmn

From HBM's Nuclear Tech Wiki

User "martmn" will forcefully have their playermodel replaced with an ominous looking and menacing 2d fart cloud sprite. There is no way to remove this effect on this player as they are eternally damned due to the the following circumstances:

Being Hungarian

A living fart cloud clip art image
This is the exact image, with the whites being transparent that will render on fartmn.