It's pretty hard to do some of the levels, and use the new characters. It especially is a big change from the Skater's fast-paced tunnel scoping to the Runner or the Lizard. The Child and the Student seem to be unique with their abilities. That said, getting power cells is near impossible.
 "Vector Stunt"){kind=icon}
 "Run 3"){kind=icon}
 "Effing Meteors"){kind=icon}