Kel'Thuzad Victory in 6m29s

Time	Event
3m56.633s	Chubzz casts Unstoppable Abomination with Bloodthirst (Rank 4)
3m57.832s	Chubzz casts Unstoppable Abomination with Heroic Strike (Rank 9)
4m0.116s	Chubzz casts Unstoppable Abomination with Heroic Strike (Rank 9)