Duke Nukem 3D - lots of random stages, most of which were trash but i got some laughs out of them.
DROD (turn based puzzle game, kind of like sokoban but with enemies) - many stages were better than the stages in the main game. I believe the guy who made Stephen's Sausage Roll made a few.
― adam the (abanana), Sunday, 21 July 2019 23:33 (four years ago) link