Pseudoregalia is a 3D platformer/Metroidvania with a low poly art style a la PS1.
~~Beeny~~ Super Kiwi 64 is a 3D platformer where you play as a kiwi, reminiscent of N64 era RARE games.
Edit: I meant Super Kiwi 64. Beeny is by the same dev but more like an SNES game such as Donkey Kong Country.
Hell