Your cooldowns track the reference closely. The biggest cost this kill was Reaper's Mark — You skipped 1 Reaper's Mark window the reference hit. Open with Reaper’s Mark and refresh it on cooldown so the detonation lines up with your burst.
You skipped 1 Reaper's Mark window the reference hit. Open with Reaper’s Mark and refresh it on cooldown so the detonation lines up with your burst.
You overcapped 175 more Runic Power than the reference. Spend Death Coil before you reach the cap, especially in burst.
Never cast Obliterate without a Killing Machine proc — press anything else to wait on the proc rather than dumping an un-fueled Obliterate.