puzzle

try not to solve it with an engine

black to move, only move

also the engine 1st doesnt see it, but a hint is: it is ridiculous.

Rxh3

aiyo Bc6 to avoid tempo queen takes bishop with check

i was watching his stream

Yes, as a puzzle Bc8 is the correct move because it leads to the fastest mate. In a game I would’ve probably played Rxh3 knowing that the mate is unavoidable at that point.

Edit: Bc6 is correct and not Bc8.

Thanks for the puzzle! Nick :-)

NMBrayden is right Bc6

and indeed it was taken from a stream

Rxh3