What is the best strategy and location to complete the Controlled Fury achievement?

Question

The Controlled Fury achievement requires that you maintain max Fury for five minutes.

Controlled Fury Fight with maximum fury for 5 minutes.

What is the best strategy to get this achievement? Is there a combination of abilities that makes it easier? Is there a zone I should focus on? It seems like a long time to sit at max Fury.

Answer 1

The Unforgiving passive skill would make this quite simple, regardless of where you fight. The skill unlocks at level 55 and does the following:

You no longer degenerate Fury. Instead, you gain 1 Fury every 2 seconds.