Nyanboto

From an empire’s ashes arise cruel warlords, savage hordes, and man-eating giants—all seeking the cosmic steel to become like gods—in this pulp sword & sorcery mega-adventure for Old-School Essentials.

An official OSE supplement of demons, cults, and dark magic.

A mind-bending escape room adventure exploring a wizard's manse. Master the rules of the dungeon and use them to your advantage.

Mausritter: Junk City is the new official campaign for everyone's favourite mice game.

The 2006 retro-clone of first edition AD&D, rewritten and reorganized for 2025! OSRIC 3 is easier to learn, with more examples of play. This is the beginning of a new product line for Mythmere Games, to include adventure modules and much more!