I'll take, shit that becomes a boring grind quickly for 600, Alex.
I'd rather see them make clever use of the new AI, and making the world less predictable.
Short of them designing every mob individually with randomized abilities and damage, I don't see how 200% more damage achieves anything. You just pull 1 mob instead of 2 or 3 or make use of kiting/slows, not exactly brain surgery.
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Leveling from 110-120, XP required increased by 500% with a gold tax for every minute spent over the 1-hour range of /played at each level!!!