^u^ I realize I have exactly zero Bulkhead noms, despite adoring Bulk! And despite a scene in Prime itself that sorta implied endosoma-ish-ness--Miko was in him, and he wasn't in car mode, so that's what I'd call it! X3
Welp, here we got another Autobot encountering a particular helpful minicon fella. XD If anything, Bulk's even more puzzled than the others, probably to do with Endo's excited squeaking at a rare glossal feature.
... lil dude's a nerd. X3c A mouth-nerd.
Ink lineart, digital colors and shading!