Mending

Acquisition
Skill Quests: Skill Trainers: Hero Skill Trainers:
 * Prophecies
 * Helping the People of Ascalon (Old Ascalon)
 * Prophecies
 * Captain Osric (Yak's Bend)
 * Dakk (Ember Light Camp)
 * Factions
 * Michiko (Kaineng Center)
 * Akane (Senji's Corner)
 * Nightfall
 * Medando (Yohlon Haven)
 * Nightfall
 * Pikin (Kamadan, Jewel of Istan)

Trivia

 * Mending or Echo Mending is a common joke among players. Mending is considered underpowered, yet it is reasonably popular and echoing it would provide a second copy but no actual benefit.