Helltaker
https://vanripper.itch.io/helltaker

i'm going to hell for linking this aren't i

Grimm's Hollow
https://ghosthum.itch.io/grimms-hollow

spooky turn-based RPG

Cuckoo Curling
https://chromacool.itch.io/cuckoo-curling

curling with the rules of connect four. has local multiplayer and a crocodile! fun

Veloren
https://veloren.net

open source voxel adventure RPG written in Rust. has online multiplayer and foxes!

Chase Ace Deluxe
https://biodome.itch.io/chase-ace-deluxe

top-down arena with high velocity spacecraft and dozens of weapons! the visual effects in this originally released in 1999 game are state of art

Super Animal Royale
https://animalroyale.com

a top-down battle royale game with animals. has a social element, though is forcibly family friendly. contains a little bit of microtransactions. fairly fun and you might meet some good critters

Transformice
https://www.transformice.com

love this cheesy game. every once in a while you're assigned to play as shaman, able to build props to help rodents reach the cheese/hole, and like 20 mice jump at your barely secured plank it's always funni