GOG.com hasBethesda Softworks to add a bunch of the publisher's classic titles to its retail library. In addition to three venerable RPGs, you'll also be able to pick up the original Fallout and Doom games.
includes the Morrowind Game of the Year Edition, plus Elder Scrolls Adventures: The Redguard and An Elder Scrolls Legend: Battlespire.
packages together Quake: The Offering, The Ultimate DOOM, and DOOM II + Final DOOM.
Finally,will net you Fallout, Fallout 2 and Fallout Tactics.
All of that retro goodness is available for 33% off for the next seven days, and if you buy any Bethesda game on GOG you'll also receive The Elder Scrolls: Arena and The Elder Scrolls II: Daggerfall for free. That should keep you nice and busy until Fallout 4 drops this November,