Would it start going crazy from its PTSD from Paul and attack its former trainer when he and Ash cross paths?
Jokes that match the awfullness of the one in the OP:
*Grotle's going to become anorexic
*Infernape's going to cut and fling it's feces at Paul (Because it's an emo monkey...yes...)
*Happiny's going to die from steroid abuse
*One day Croagunk's poison jab is going to go a bit deep...Okay I'm going to stop myself right there
*DP160: Molested?! Pikachu vs Buneary