Big pack of AD&D titles from Humble Bundle (Baldur's Gate, Icewind Dale, Planescape: Torment, Neverwinter Nights), $12 for 8 titles
RPG Legends: Baldur's Gate & Beyond
https://www.humblebundle.com/games/rpg-legends-baldurs-gate-beyond
Get games like Pathfinder: Wrath of the Righteous, Baldur’s Gate Enhanced Edition, and a pre-order of MythForce. Pay what you want & support Active Minds!
I already own all of these titles on multiple platforms, but if you're missing any of these classics, now's a good time to build out your Steam library for just a couple bucks per game.