Abyssal Shatter was hotfixed today to live servers. Players can learn the spell by visiting their local Enchanting trainer. Hotfix is not active on US servers as of yet, but it is expected to be soon.
Quote from: Bornakk
9/30/09
* A new enchanting recipe, Abyssal Shatter, is now available on enchanting trainers.
* Diminishing returns have once again been applied to taunt abilities as intended.
” (Source)
