The following is suggested by my computer (Stockfish) as an improvement to a line in the Fried Liver played in Shirov v Sulskis 2014 and suggested as a definite refutation in some places - Shirov's ...
[fen ""] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. Ng5 d5 6. exd5 Nxd5 7. Nxf7 Kxf7 8. Qf3+ Ke6 Now the usual move in the Fried Liver Attack is 9. Nc3 attacking the knight on d5, but the d-pawn ...
It seems like the Fried Liver Attack is too much for black to handle, so it seems it is best to avoid the Two Knights Defense as Black. An example of the Fried Liver Attack is below and Black just ...