Probability Manipulation (bad) – The ability to make unlikely bad events more likely.
Black Cat (Marvel) is a cat burglar has a similar power to the Scarlet Witch but the power is more subliminal.
The Scarlet Witch (Marvel) who can make bad unlikely events more likely i.e. she can hex someone.
From Brigade Sourcebook #1, Crucible can cause bad luck in the Wildstorm universe.
Chaos Globe – Creature Collection II. Dark Menagerie
The Wizard (Marvel) creates a pocket of none casualty that is more or less a hex in Avengers Spotlight V1 #26.