But I've Seen This Sort Of Things Accuring Enough Time To Point The Theory Into That Direction - Tumblr Posts

There's a chance those sprites were there as prototype/placeholder during developpement. Ether they forgot to remove them, or removing them will breack the game coconut.png style. Well, maybe not to the point of crashing the game entirely, but it might breack stuff.

extracted Cult of the Lamb's files and slapping them into unity in hopes of making a easy sprite rendering thing, digging into the files, don't recognize these:

anybody knows what the 'alchemist' thing is or is that just unused stuff (and if its ingame already and i missed it, whoops)