A chess engine that will beat the shit out of you and make you resign in the opening. The engine is also capable of finding the best move in 0.00069 seconds and play any chess game with 100 or 99.99% accuracy.
Stockfish: Whatever game you’re playing won’t work, you can’t defeat me
Hikaru: Though I know, but he can.
AlphaZero Omar Wa Mou Shindeiru
Stockfish: NANI!?!?!