What act 2 merc gives you like defiance or that defense aura

[Epidemic]

yeah? where do i get it? norm nm or hell?
combat, offensive, defensive?

i have no idea

and where do i get the freeze aura one..

 

[Carbon]

hell is defensive merc with defiance aura
nm is defensive merc with holy freeze aura

 

[McGorilla]

Okay DEfiance - DEfence. Notice the similarity?