AxianQuest Infinite DungeonExpansion

From BoardGameGeek:

The AxianQuest Infinite Dungeon unofficial expansion for HeroQuest is a deck of 77 mini cards that will launch you on endless, always new, Zargonless adventures! 11 Quest cards 11 Side Quest cards 48 Dungeon cards 7 Evil Mastermind cards One page rulesheet (free download) HOW DOES IT WORK? In a nutshell: Draw a quest card and a side quest card Place the dungeon cards on the board Start playing! FEATURES: Printed on minicards (1.625” x 2.5”) for optimal use on the game board No app and no Zargon player needed Play solo or with your friends Self-adjusting difficulty for 1 to 5 heroes Built-in campaign system with boss dungeons and epic rewards, and increased difficulty for veteran heroes Also compatible with most dungeon battlemats, boards and tiles you may have from other games -description from the publisher