Bahraha's Curse is a light, medium or heavy armor set. When you deal damage, you have a 25% chance to create desecrated ground for 5 seconds, which reduces the Movement Speed of enemies within by 70%, damages them for 860 Magic Damage every 1 second, and heals you for 100% of the damage done.
Bahraha's Curse is part of the Thieves Guild DLC and drops in Hew's Bane in the Overland content. You can also find it on Guild Traders. Each set item is bound on equip. You can acquire light, medium or heavy armor, jewelry and weapons for this set in the Outlaw motif style.
This set also drops from heists in Hew's Bane.