Your GM puts up with your partys antics week after week, so why not show them a little love by checking out DriveThruRPGs GM Day sale? This sale includes plenty of core rulebooks if youre looking to get introduced to a new system like the Alien RPG, Cyberpunk RED, or Dune: Adventures in the Imperium. But you can also find a wide variety of discounted supplements and other texts if youre looking for ways to expand your favorite TTRPG, like Battletech Universe, the Colonial Marines Operations Manual, or Interface Red just to name a few.Hundreds of products from a variety of publishers are currently discounted as part of this sale, but weve pulled together a short list of core rulebooks for our favorite systems below.