does anyone else have killer king?

i just got it in a game, you get it by delivering a check mate with a king (obviously) and i was wondering if anyone else has it (it is a secret reward i believe too)

yea duh

I don't hink I've got that

can you send the game

yeah can i see it

https://www.chess.com/analysis/game/live/85606288255?tab=review 
here is the game