Assigns quests that require you to hit enemy champions with a specific ability a number of times (counts up to 1 hit per champion per cast instance). There are two quest tiers, and each completed tier rewards you with ability haste on the ability.
This augment page for Pursuit of Haste reflects public Arena Mayhem data for patch 26.19.
Pursuit of Haste is a legacy entry we could not confirm against current game data.
Graded against the other augments of its rarity, from all champions' games. The source publishes no per-champion results for augments.
See the Gold tier list