Capítulo 48: The Freedom To Chose.

He didn't pay attention to her threat and was instead thinking about the man that almost killed him in the game. 

He thought to himself with a smile, "That was quite the fight. I am proud of myself."

"It is like Father used to say, 'one should sturdy more. The mind should be sharpened as well as the body, or it will fail one when they need it the most and they will die.'"

He had read up on the different powerful and dangerous abilities he could encounter when he was searching for the weakness of shape-shifters. He came up on a wiki with a whole list of abilities, their strengths and weaknesses. But the list was too long. He couldn't go through it. He only skimmed some. 

It was there that he got confirmation that shapeshifters were weak to mental manipulations and attacks, fire, poison, radiation attacks, and intense physical trauma.