Staggering Strike

 is an active skill that that can be learned by Berserkers at level 40 and can be ranked up at later levels.

can be performed with an axe by the Berserker as an interrupt. This skill briefly stuns all enemies in front of you in a wide arc. The main point of this skill, however, is its effect of turning your opponent around. It makes it extremely effective as an interrupt. When timed right, using this skill can disorient the opponent long enough for the Berserker to pull off a, followed by massive damage.

Amount of damage dealt varies dependent on skill rank.

Rank table
To upgrade to the next rank, one must find a Tactics Instructor and pay a certain price of gold dependent on rank.

Glyphs
To glyph, a glyph must be obtained and learned only once. At level 60, a character has 50 glyph points available to spend on all available berserker glyphs. Most glyphs, specifically common glyphs can be purchased from a Glyph Master, while fine glyphs must be looted from enemies.

(Disclaimer: As NPC shop prices vary depending on a variety of factors, the prices below are subject to variation. Only take them as benchmarks.)