Unenhanced Badge
From City of Heroes: Rebirth - Wiki
Description
You have completed a Task Force/Flashback between level 46 and 50 while not gaining bonuses from slotted Enhancements.
How to Get
Complete a Flashback level 46-50 story arc from the Pillar of Ice and Flame without gaining bonuses to your powers from enhancements. You must set the challenge settings appropriately before starting the story arc in order to get credit for this badge.