There are no rules in the wild. Some barbarians enter combat with only victory in mind and do anything in their power to achieve it.
At 2nd level, the untamed rager gains Improved Dirty Trick as a bonus feat.
This ability replaces uncanny dodge.
This ability replaces trap sense.
At 5th level, the untamed rager gains Greater Dirty Trick as a bonus feat.
This ability replaces improved uncanny dodge.
This ability replaces damage reduction.
Pathfinder Player Companion: Dirty Tactics Toolbox © 2015, Paizo Inc.; Authors: Alexander Augunas, Mikko Kallio, Anthony Li, Luis Loza, and Andrew Marlowe.