Felon Groups

 are a team of 3 felons introduced in the Superheroes 2016 Event. They are composed by three random felons of the groups: Brains Felons, Muscle Felons, Tech Felons. The player needs to defeat them in order to get prize track currencies to unlock the personal prizes, and Finite Stones to upgrade their heroes.

There are 3 different groups, each has attacking advantages against one other group.

Trivia

 * Some names of the felons are puns or corruptions of words and names to do with individual felons
 * Meg Ahertz is similar to "Megahertz"
 * STEM-antha is similar to "Samantha" and the acronym "STEM" (Science, Technology, Engineering and Mathematics)
 * Testost-Irene is similar to "Testosterone"