Pokemon Amethyst Novels & Stories

Everyone felt excited when they saw that most of the participants in the arena were tired. People didn't suspect that Amethyst was a nightmare because they could see that she was tired. Yes, it is good at fighting, and there is a similarity in Nightmare's moves, but because people saw this out of breath, they thought that Amethyst was just Nightmare's disciple. Which is wrong? Amethyst, already exhausted from her previous fights, pushed herself beyond her limits, determined to vent the last of her frustration. She didn't think her body was weak enough for this. Is her fighting rusty?