He had a lot of memories of his battles.

From the first time when he fought the rank 1 Four-eyes wolves to his recent fight in the arena, his combat style has always focused on two qualities: speed and sharpness.

He tried to imprint his meaning of sharpness on the dark lake, concentrating on the memories where he killed his enemies in one blow.

The refinement process took a long time.

He had to first synchronize his mental energy with his idea of sharpness and then mix more mental energy in the dark lake to align the nature of the "Breath" with the one that he had set.

Another week passed, with Ivor calmly standing right next to him, waiting for the results of his refinement.

On the n