From Guild Wars Wiki
- Concise description
Elite Melee Attack. Interrupts an action. Inflicts Dazed condition (10 seconds) if target is casting a spell.
- Eye of the North
- Baglorag Grumblesnort (Norrhart Domains)
- Chieftain Ulgrimar Gnash (Drakkar Lake, during The Big Unfriendly Jotun)
- Lann Browsmasher (Drakkar Lake, during Nornhood)
- Grelk Icelash (Darkrime Delves)
- Havok-kin (Darkrime Delves)
- Bringer of Destruction (Genius Operated Living Enchanted Manifestation)
- Heart of Destruction (Glint's Challenge)
|The Guild Wars 2 Wiki also has an article on Skull Crack.|
- This skill was named "Jawbreaker" during the beta.