I have played the Nightfall preview event and came quite far in those missions and quests, but there is one thing I still don't understand and didn't see or find. Is it true there is a skill that calls up to 6/8 flamingo's to fight with you?
Anyways, this video shows someone or ai is using a spell that spawns a bunch of flamingo's. :P
video: http://youtube.com/watch?v=znXGchXre_A
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As far I know Necromancer minions can't level up.