Storm Chaser

Acquisition
Skill quests Skill trainers
 * Prophecies
 * Mysterious Message (Druid's Overlook)
 * Prophecies
 * Tengsao (The Amnoon Oasis)
 * Dakk (Ember Light Camp)
 * Factions
 * Michiko (Kaineng Center)
 * Nightfall
 * Tohn (Kamadan, Jewel of Istan)

Trivia

 * This skill may have been called "Strider's Reflexes" in beta. See GameSpot preview of the Ranger.