Okay, to be honest, I've never participated in Inktober and just kind of browsed the rules and missed the one about it just being a single color. So I originally colored mine with water colors, then just adjusted it to grayscale later.
Let's pretend it was a Sumi Ink Brush drawing from the start....
Taking my Wrackoo for a hike in my Wrack-Carrier (TM)
▶️ 3Speak