Rolling

| 9%Mortality rate: the share of the raid that died per boss fight, on average. Lower is better.High? Lots of floor time. Low? Everyone walks out alive.Onyxia: 3 of 32 lives lost. |
| 5:12Kill time: how long the boss kill took, from pull to kill. Shorter is faster.Short? The boss barely finished its opening line.Onyxia: killed in 5:12. |
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