Ok these are only Ideas:
Genre: Super hero
Power Name: Halve Power
Power type: Attack
Text: Halve your energy and, Instead of attacking, Halve all enemies
energy.
Genre: Super hero
Power Name: Stratos Recover
Power type: Defence
Text: Burn X energy and, In Two turns, heal twice that ammount.
Genre: Super hero
Power Name: The Absorber
Power type: Sidekick
Text: The absorber counts as a hero with 25 energy and can't gain any
super powers, but every time he does damage he recovers that much
energy.
Genre: Super hero
Power Name: Ally
Power type: Misc
Text: Burn X energy and add that ammount to your sidekicks energy