Kel'Thuzad Victory in 6m36s

Time	Event
5m8.913s	Alusha casts Tenrisx with Chain Heal (Rank 3)
5m14.047s	Alusha casts Tenrisx with Chain Heal (Rank 3)
6m5.315s	Alusha casts Tenrisx with Lesser Healing Wave (Rank 6)