Changed from Classic: highlighted lines below differ between the two clients.
Data source: game client item records. Forever build 1.60.1.70888 ; Classic Era build 1.15.9.70576 . View the compiled item record . A beta record does not confirm in-game availability. Verify acquisition in the game and official announcements.
In Classic Era, dropped by Cannon Master Willey, Main Gate of Stansom(6%).
Classic 1.15.9.70576
Plans: Heartseeker
Blacksmithing
Requires Blacksmithing (300)
Use: Teaches you how to make Heartseeker.
Sell Price: 2g
Forever Beta 1.60.1.70888
Plans: Heartseeker
Blacksmithing
Requires Blacksmithing (300)
"Teach you to learn to make Heart Seekers."
Sell Price: 2g