A mysterious letter arrives, promising a generous reward—for clearing a kobold-infested dungeon. But who’s behind the offer? And what hidden motives lie behind those benign words? The Benefactor throws your party into intrigue, danger, and moral uncertainty as you navigate twisted corridors, unexpected foes, and shifting alliances. 

What You Get

• Six new scenarios to play through, tied together by escalating mystery and stakes. 

• Cards to repurpose and integrate existing miniatures into these new adventures—so you can expand your Onslaught experience without always needing new figures. 

• A full scenario booklet, monster cards, champion cards, item and token cards, and supporting components to run the scenarios smoothly.