Kel'Thuzad Victory in 6m52s

Time	Event
1m46.05s	Alusha casts Krut with Healing Wave (Rank 3)
3m58.175s	Alusha casts Krut with Healing Wave (Rank 3)
4m39.877s	Alusha casts Krut with Lesser Healing Wave (Rank 6)