For me, it would have to be Halo Reach back on Xbox 360 - what a game!
For me its Witcher Wild Hunt 3 <3
Fuck yes. The best
The hit game Gmod especially the server Harry’s Mod ofc
Super Mario 64 because I’m old
Its gotta be MAPPY for me. I remember playing it for hours when I was little and i just have so many good memories about it.
Biased to phantasy star online episode 1 & 2
Star Wars Battlefront 2 Classic (2004-6), it was my child hood game.
portal 2 or kerbal space program
half life also give green your dollars