Isiri Pudireach
Predictive text can go duck itself
Pretty sure its the Rifle he made for GeminiI think that Colossus MK.I is the big demon that got owned to make Colossus MK.II, 'cause, devil arm crafting works like that with Rodin involved. big scary demon gets killed, Rodin takes the corpse, a few materials from hell and heaven (I think? he always asked to be payed in halos from angels so...?), a bit of elbow grease and viola', new devil arm.
The first was a flintlock rifle, vaguely reminiscent in design to Colonial era weapons. Of course, Colonial rifles never had demonic sigils carved into the metal, nor was said metal pulsating and seemingly writhing and shifting with purple lights throbbing within the sigil's carvings. The wood was also replaced by a tanned leather skin, rough and coarse and warm to the touch.