Platformers:
Limbo
Rayman Origins

Competitive Multiplayer/Esports:
Escape from Tarkov
Rocket league
Hearthstone
League of Legends
CSGO
PUBG

Car games:
Project Cars 2 (tuning/racing)
Forza Horizon 4 (tuning/racing/open world)
Asetto Corsa (tuning/racing)
My Summer Car (realism/car building/fixing/racing/open world)
BeamNG (sandbox, only good to pass time when bored)
Car Mechanic Simulator 2018 (realism/car building/fixing)

Strategy:
Might & Magic Heroes (3 and 4 are the best ones imo, 5-6 are alright as well, newest ones are garbage)
Civilization 4