| Heroic | | Deadly |
| Important | | Tank |
| DPS | | Healer |
| Interruptible | | Magic |
| Curse | | Poison |
| Disease | | Enrage |
Tooltips and dungeon journal reflect ability values for one encounter version. Please refer to "Effect" section on spell pages to see values for all raid sizes and difficulties.
Electrocute
– Throughout the battle, Nefarian electrocutes the entire raid every time he loses 10% of his health. Electrocute generates a massive crackle of lightning that inflicts 128700 to 131300 Nature damage on all players.
Stage One: Rise, Sister!
Nefarian reveals the undead form of his sister, Onyxia, and the two dragons attack the raid.
Children of Deathwing
– Nefarian and Onyxia attack 100% faster when they are within 50 yards of each other.
Nefarian
Hail of Bones
– Before Nefarian lands at the beginning of Stage One, he summons some Animated Bone Warriors. Each summoning inflicts 47975 to 53025 Shadow damage to nearby players within 0 yards.
In 25 player raids Nefarian summons additional Animated Bone Warriors.
Shadowflame Breath
– Nefarian's dragon breath inflicts 54000 Shadowflame damage to players within a 60 yard long 60 degree cone, and fully recharges the energy of any Animated Bone Warriors in the breath's area.
Tail Lash
– Nefarian sweeps his tail at any enemies in a 60 degree cone facing behind him, inflicting 61250 to 78750 Physical damage and stunning them for 2 sec.
Animated Bone Warriors
– Early in stage one and before he lands, Nefarian summons Animated Bone Warriors. The skeletons possess an energy bar that depletes over time. They collapse if they run out of energy, but restore energy if struck by Shadowflame Breath or Shadowblaze.
Empowering Strikes
– The Animated Bone Warriors grow more powerful over time, increasing their damage dealt by 200% and their movement speed by 15%. This effect stacks.
Dominion
– Nefarian periodically dominates the mind of random players, seizing control of their bodies for 20 sec. Dominated players walk towards a portal that appears. If a Dominated player reach the portal, it kills them.Dominion grants players access to three special abilities.
Siphon Power
– Dominated players absorb a little of the immense power Nefarian is using to control them to gain the Stolen Power effect.
Stolen Power
– Dominated players strike back against Nefarian with vengeance and anger, increasing their damage and healing by 3% for 15 sec. This effect stacks.
Free Your Mind
– Dominated players focus their will to break Nefarian's Dominion over them, which also increases their movement speed by 120% for 10 sec.
Onyxia
Electrical Energy
Onyxia gains energy over time and more energy when Nefarian casts Electrocute. If Onyxia reaches full energy, she explodes in an Electrical Overload, killing all players.
Lightning Discharge
– Onyxia discharges electricity from the orbs along her sides, inflicting 31200 to 32800 Nature damage to targets within 60 yards.
Shadowflame Breath
– Onyxia's dragon breath inflicts 54000 Shadowflame damage to players within a 60 yard long 60 degree cone, and fully recharges the energy of any Animated Bone Warriors in the breath's area.
Tail Lash
– Onyxia sweeps her tail at any enemies in a 60 degree cone facing behind her, inflicting 61250 to 78750 Physical damage and stunning them for 2 sec.
Electrical Overload
– If Onyxia reaches full energy, she releases a massive Electrical Overload and causes 855000 to 1045000 Nature damage to all players.
When the players kill Onyxia, Nefarian takes to the air and fills the room with magma except for three platforms. Nefarian then summons a Chromatic Prototype upon each of the platforms.
Chromatic Prototype
– A Chromatic Prototype appears on each platform. They stand in place and cast Blast Nova.
Blast Nova
– Chromatic Prototypes cast Blast Nova, which inflicts 60900 to 79100 Fire damage every 2 sec. to all enemies.
Shadowflame Barrage
– While flying, Nefarian breathes a Shadowflame Barrage at random players, inflicting 36000 to 44000 Shadowflame damage.
Explosive Cinders
– While flying, Nefarian occasionally targets random players with Explosive Cinders, coating them in explosive residue that inflicts 2000 Fire damage every 2 seconds.The residue detonates after 8 sec., inflicting 42750 to 47250 Fire damage to players within 10 yards.
After the players kill all the Chromatic Prototypes, the lava subsides, and Nefarian lands to finish the battle.
Shadowflame Breath
– Nefarian's dragon breath inflicts 54000 Shadowflame damage to players within a 60 yard long 60 degree cone, and fully recharges the energy of any Animated Bone Warriors in the breath's area.
Tail Lash
– Nefarian sweeps his tail at any enemies in a 60 degree cone facing behind him, inflicting 61250 to 78750 Physical damage and stunning them for 2 sec.
Shadowblaze Spark
– Nefarian creates a shadowy blaze at a nearby location that spreads quickly, inflicting 50000 Shadowflame damage to all enemies within 4 yards and reanimating any Animated Bone Warriors.
Animated Bone Warriors
– Animated Bone Warriors can be reanimated in Stage Three. The skeletons possess an energy bar that depletes over time. They collapse if they run out of energy, but restore energy if struck by Shadowflame Breath or Shadowblaze.
Empowering Strikes
– The Animated Bone Warriors grow more powerful over time, increasing their damage dealt by 200% and their movement speed by 15%. This effect stacks.
