It’s a reference to Berserk, it has a group of villains called the God Hand.

On the Giant Water Bug (bottom left) they aren’t even mouthparts, those are it’s first pair of legs.

The use of “urchin” to refer to children is separate from its original meaning.

Maybe it became that as a word for something underfoot?

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You can see that the figure on the left has a ring on their right hand. The lady in red has the same ring.

Teslas have an “Emissions Testing Mode” on the centre console that’s just a fart sound generator.

he posted it to YouTube two days before the game even came out

It’s apparently a port of a game that came out in 2011, though?

Your instance is defederated from them, so you wouldn’t see those comments.