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 Mekgineer Thermaplugg, Gnomeregan(2%).
Classic 1.15.9.70576
Schematic: Discombobulator Ray
Engineering
Requires Engineering (160)
Use: Teaches you how to make a Discombobulator Ray.
Sell Price: 4s 50c
Forever Beta 1.60.1.70888
Schematic: Discombobulator Ray
Engineering
Requires Engineering (160)
"I'll teach you how to make degenerate rays."
Sell Price: 4s 50c