Champion Skins
I might see something like that being a rare drop from boss mobs, but champs are a little too common and can be soloed by plenty of builds.
Theyre not meant to be farmable though… or getting them would be nerfed somehow. But I think it would be a nice added treat. Doesn’t have to drop Volcanus like weapons or anything just a little extra incentive to actually kill Champions. Don’t most people avoid them cause of their insane health pools & poor drops?
About them being too common what about Event Champions? Though I wouldn’t know how to stop players camping an area waiting for their Champ to appear but…