Gather up picks and shovels and prepare packs as you delve deep into the forgotten stronghold of a mad mouse king - the Tomb of a Thousand Doors. A megadungeon for the rules-light fantasy adventure roleplaying game Mausritter.

It’s a deep and dark dungeon down there, and it will not be fair on a little mouse. But if you are cautious and maybe a bit daring and reckless, you may be able to retrieve unnumbered riches. And if you delve for long enough, you may just uncover the greatest treasure of all mousekind.

Within this megadungeon are

• 38 keyed dungeon locations

• Over 250 rooms

• 100+ subterranean and pocket dimension hexes

• 4 rival adventuring parties

• 5 fleshed out factions

• 8 boss level monsters and/or wandering monsters

• 25+ new creatures

• 36 random treasures

• 6 species of magical mushroom

• 50+ named/described magical items

• Over 100,000 potential pips to be recovered

• and so much more!