The Crimson Scales: Trail of Ashes - The Gloomhaven Fan Expansion's Expansion

About The Crimson Scales, from BoardGameGeek:

The Crimson Scales is a comprehensive all-in-one custom unofficial fanmade expansion compatible with Gloomhaven, complete with a game box and the following materials. This is not an official product of Cephalofair Games. Adds 66 scenarios, 100 items, 11-14 classes, new monsters, new conditions and new overlay tiles and 120 new events. Requires Gloomhaven to play. -description from the designer