I recalled their being a poll on crafting items and majorities had voted for more "Junk" items to be used in crafting recipies so middle of the night on my phone in ibis, I offer you all the gunky base: ""Junkyard"

With lineart


Without lineart


With random markings (no idea which ones)


With random markings + piebald


It'd be crafted with 40 assorted skulls, 10 rugged tire, 5 underbrush, 10 shiny green rocks, 10 shiny black rocks (Just a rough idea)

Or- A base created from collected items in decembers wallowing pit