Resourcefulness
Resourcefulness is a Hunter spell in the WoW Forever client.
Reduces the Mana cost of your Trap and melee abilities by 30%, and grants your melee and ranged ability Critical Strikes a 50% chance to allow 50% of your Mana Regeneration to continue while casting for 30 sec.
Data from the WoW Forever client, build 1.60.1.70862, extracted .