If you're interested in grabbing some old-school RPGs dirt cheap this weekend, Good Old Games has got a deal just for you. All Activision RPGs in their catalog are 30% off for this weekend, which means that you can get Arcanum: Of Steamworks & Magicka Obscura, Betrayal at Krondor Pack (which includes Betrayal in Antara), Return to Krondor, and Vampire: The Masquerade - Redemption for only $4.19 each. If you haven't played Arcanum or Betrayal at Krondor yet, this would be a good moment to do that.