Rolling

| 14%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: 5 of 37 lives lost. |
| 4:50Kill 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 4:50. |
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