Vortex (no real name known) is a member of Barricade. Her powers, which may be wind based as her code name seems to indicate, allow her to fly. She may also be a gadgeteer or devisor.
She's examining the schematics of the Knights of Purity power armor with Rack and Thunderbird when they have to go help Reach try to rescue Spark.
She donates some energy to help Chaka revive Counterpoint.