So you summoned a ZOS employee to QQ about the DK skill uppercut? I just...
Turn off the forums dude.
Uppercut is not a DK skill, and it works as intended. If you die to it, there is a L2P issue.
Creates post, tagging ZOS employee about the skill Uppercut in a DK tree. Didn't even replicate it himself - apparently a friend told him about it.
Result:
Was this intentional? If so it was a horrible idea. Only the first cast of the ability has the 1.5 second cast time, after the first cast you can just keep spamming it with an instant cast time. @ZOS_GinaBruno