The Veil

The Veil was a DC/Justice League supervillain who first appeared in 1989's Animal Man #7, being a minor antagonist towards the titular Justice League

New-Earth
No backstory or history is recorded of this criminal, but what is known is that he is a robber with a hate for the Animal Man and an alliance with the Red Mask. Though his powers included manipulation over darkness and abilities to phase through solid surfaces, his very faculties led to uncontrollable strange visions that got so bad that he went completely insane and clawed his own eyes out before being sent to Arkham Asylum.