• Stage One: The Final Assault Deathwing assaults his enemies while attached to the platforms by his twisted limbs. |
| • Assault Aspect - Deathwing searches for his next enemy to assault. Deathwing assaults the platform with the largest number of players and an attached limb. |
| • Cataclysm - Deathwing attempts to finish the job he started by bringing forth a second Cataclysm, inflicting 321749 Fire damage to all players. |
| • Elementium Bolt - Deathwing creates an Elementium Bolt, sending it to the target platform. |
| | • Elementium Blast - If the Elementium Bolt reaches its destination, the bolt inflicts 62740 Fire damage to all players and an additional 0 Fire damage every 0 sec until players destroy the Elementium Bolt. The initial damage decreases the further the player stands from the targeted location. |
| • Corrupting Parasite - A Corrupting Parasite inflicts increasing Shadow damage periodically. When Corrupting Parasite's duration ends, the parasite detaches from the player and causes a Parasitic Backlash. This inflicts 53624 Fire damage to players within 10 yards of the host. |
| | • Corrupting Parasite - After the Corrupting Parasite's duration ends, the parasite detaches from the host. |
| | | • Unstable Corruption - The Corrupting Parasite casts Unstable Corruption, inflicting 10% of the Corrupted Parasite's health as Fire damage to all players. |
| • Hemorrhage - Deathwing's tentacle begins to Hemorrhage, creating several Regenerative Blood at a nearby location. |
| | • Regenerative Blood - The Regenerative Blood of Deathwing forms. Regenerative Bloods gain ten energy every 1 sec. The melee attacks of a Regenerative Blood also cause Degenerative Bite. |
| | | • Regenerative - A Regenerative Blood heals to full health when it reaches maximum energy.$[!7 In Raid Finder Difficulty, Regenerative Blood heals 50% of max health when it reaches maximum energy.$] |
| | | • Degenerative Bite - Melee attacks cause Degenerative Bite, inflicting 229 Shadow damage every 1 sec for 10 seconds. This effect stacks. |
| • Limb Tentacle - Deathwing grasps onto each platform with one of his limbs. |
| | • Burning Blood - The Burning Blood gushes from the Tentacle, inflicting Fire damage every 2 sec. The damage increases as the Limb Tentacle's health lowers. |
| | • Blistering Tentacle - At 75%, 50%, and 25% remaining health the Limb Tentacle sprouts several Blistering Tentacles that are immune to Area of Effect abilities. |
| | | • Blistering Heat - The Blistering Heat inflicts 412 Fire damage every 2 sec, and increases its damage by 5% for 3 seconds. This effect stacks. |
| | • Agonizing Pain - The pain from severing Deathwing's limb interrupts his concentration, stunning him and inflicting 20% of his health in damage. |
| • Mutated Corruption - A Mutated Corruption appears shortly after assaulting a platform. |
| | • Crush - The crushing weight of the Mutated Corruption inflicts 22000 Physical damage to enemies in a cone in front of the Corruption. |
| | • Impale - The Mutated Corruption impales its target, inflicting 88000 Physical damage to the target. |
Stage Two: The Last Stand At 20% remaining health, Deathwing falls forward onto the platform. |
| • Congealing Blood Deathwing begins to Hemorrhage, creating several Congealing Blood at a nearby location. The Blood then moves towards Deathwing. |
| | • Congealing Blood If a Congealing Blood reaches Deathwing, it heals him for 1% of his maximum health. |
| • Elementium Fragment - Pieces of Deathwing's armor chip off, forming three Elementium Fragments nearby.$[!4,6,7 In 25 player raids, eight Elementium Fragments form.$] |
| | • Shrapnel - The Fragment fires a piece of Shrapnel at a random player, inflicting 42899 unresistable Physical damage. |
| • Elementium Terror - Pieces of Deathwing's armor chip off, forming two Elementium Terrors nearby. |
| | • Tetanus - The Elementium Terror's melee attacks cause Tetanus, inflicting 43874 Physical damage and an additional 3216 Physical damage every 1 sec. The effect stacks. |
| • Corrupted Blood - Corrupted Blood gushes from Deathwing, inflicting Fire damage every 2 sec. The damage increases as Deathwing's health lowers. At 15%, 10%, and 5% remaining health, Deathwing hemorrages. This increases the damage dealt by Corrupted Blood. |
The Aspects The Dragon Aspects assist in the fight against Deathwing. Each aspect channels Expose Weakness on their respective Limb Tentacle when Deathwing begins to cast Cataclysm. Expose Weakness increases the damage done to the Tentacle by 100%. Each Aspect also channels Concentration after the players destroy their respective tentacle, preventing the Aspect from assisting the players with their presence and their special powers. The Aspects resume assisting the players when Stage Two begins. |
| • Alexstrasza |
| | • Alexstrasza's Presence - The Presence of Alexstrasza increases the player's maximum health by 20%. |
| | • Cauterize - Alexstrasza Cauterizes the Blistering Tentacles, inflicting lethal damage over 5 seconds. Cauterize also reduces the damage inflicted by Corrupted Blood.$[!5,6 In Heroic Difficulty Alexstrasza Cauterizes the Corrupting Parasite, inflicting 3% Fire damage every 0.5 sec.$] |
| • Nozdormu |
| | • Nozdormu's Presence - The Presence of Nozdormu increases the player's haste by 20%. |
| | • Time Zone - Nozdormu forms a Time Zone at the target location, causing the Elementium Meteor to lapse in time and decrease its travel speed dramatically upon entering the zone. Any enemy creatures within the Time Zone have their attack speed decreased by -50%.$[!5,6 In Heroic Difficulty the Time Zone slows the effects of Corrupting Parasite.$] |
| • Ysera |
| | • Ysera's Presence - The Presence of Ysera increases player healing done by 20%. |
| | • Enter the Dream - The Presence of Ysera allows players to enter the Dream, decreasing damage taken by -50% for 5 seconds. |
| • Kalecgos |
| | • Kalecgos' Presence - The Presence of Kalecgos increases player damage dealt by 20%. |
| | • Spellweaving - The Presence of Kalecgos allows attacks and abilities to cause Spellweaving. Spellweaving inflicts 4484 Arcane damage to enemies within 6 yards, excluding the current target. |
| • Thrall |
| | • Carrying Winds - The Carrying Winds take players between adjacent platforms, and increase their movement speed by 60% for 10 seconds. This effect stacks. |