Warrior · Arms · tier 1 · from level 10

Improved Rend

+46.3 Rend

3/3 · level 60 · per cast

Improved Rend 123

Rank 3/3

Increases the Bleed damage done by your Rend ability by 35%.

Rend +35.0% +46.3

Averages, counting crits and misses, for a level 60 Warrior with a typical weapon and no other gear or buffs, against a target your level. Worked out from the game's own data, the same way as the Foresight addon.