They'd gotten especially cash grabby since I had started playing and then they disabled Linux and Steam Deck compatibility using them as the scapegoats for their inability to fix their shitty anti-cheat. News flash, there's still a bunch of cheaters because the cheats are made for Windows players.
The original Overwatch. I also know Apex Legends hasn't been cancelled, but they also took away Linux compatibility so it is essentially cancelled for Linux. That's one I miss.