>>47999060in japanese, it's "atodashi" and means "to go behind" i.e. basically "To Stalk"
and Sableye stalks people.
It also is a term used for a certain kind of cheating in Rock-Paper-Scissors, where you wait for your opponent's move to finish before you finish throwing yours, so you can change at the last second.
And sableye is also a pranky cheater.
It's a great pun.
It's just weird it gives no real mechanical benefit, except in edge cases like klutz, given it's based on a kind of cheating.
>>48000275it's an angular (because its entire design is slightly geometric) exaggeration of the wiggly ears of the hopkinsville goblins, a solid half of its inspiration.