Greed
Reaper
Light attacks with your great axe give you a stack of empower, increasing damage by 5% for 5s. (Max 3 stacks.)
New World Builds with Greed for Great Axe (GA) created on NWGuide Light attacks with your great axe give you a stack of empower, increasing damage by 5% for 5s. (Max 3 stacks.))
Check PTR version of Greed