๐ฎ It Takes Two, 65% OFF ๐ฎ
Try this game created purely for co-op, It Takes Two, a genre-bending platformer with amusing and funny cutscenes.
Deal found on @steam :
๐https://store.steampowered.com/app/1426210/It_Takes_Two/
Works decently, you just have to lower the settings a bit if I recall correctly. You might need to switch to Proton experimental in order to get through the launcher on first use.
Didn't get far though, my partner isn't very familiar with dual stick controls :(