http://www.gog.com/promo/hasbro_stacking_weekend_promo_050413
Ten games for $21.10, or individual games for ~40% off
Baldur's Gate 2 Complete
Baldur's Gate: The Original Saga
Icewind Dale 2 Complete
Icewind Dale Complete
Forgotten Realms: Demon Stone
The Temple of Elemental Evil...