Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
When you did Amped-Up Toxicitry, you put nature as Timid. Am I supposed to change the nature or get a Low-Key one? Because a Timid Toxel evolves into its Low-Key form. (beginner here)