Hal Jordan's enemies: Parallax (Brightest Day/New Guardians)

During the Brightest Day arc, in issue #54 of Green Lantern. Parallax is seen chained to a pillar with it's corps symbol underneath. Other pillars have the other Corps symbols, but Parallax is currently only one of two being chained up, along with Ion. He is later used by Krona to travel to Earth and he ends up possessing Barry Allen to torment Hal Jordan. But he was later ripped out of Barry Allen by Krona. Once Krona got possession of the rest of the entities, and was taken to an unknown location.