WoWDB

Rank 1: Teaches you the following PvP Talent, and allows its use against all enemies of Azeroth.

Rank 2: While you are stunned, the defensive benefit from your Versatility is increased by 50%.

Rank 3: Dispelling, interrupting, or applying a loss of control effect grants a stack of Strife. Versatility granted by Strife is doubled for the next 5 sec.

Rank 4: Conflict and Strife gains an enhanced appearance.

Rank 1: Your spells and abilities have a chance to increase your Versatility by 0 for 8 sec, stacking up to 5 times. Being the victim of a loss of control or movement impairing effect also grants a stack of Strife.

Rank 2: Increases the duration of Strife by 6.0 sec

Rank 3: Strife can now stack up to 3 additional times.

Rank 4: Conflict and Strife enhances the appearance of PvP flags and pennants.