When the Isle of Giants was discovered off the coast of Pandaria, teeming with primal devilsaurs, Garrosh sent men to capture some of the most fearsome specimens, hoping to subjugate them and use them as beasts of war. Countless orcish beastmasters have fallen to Thok's jaws as they struggle to tame him, yet the creature's thirst for blood remains unslaked.

• Stage 1: A Cry in the Darkness -
  • Fearsome Roar - Thok's bellowing roar inflicts 220,000 Physical damage in a frontal cone. The roar incites terror in players' hearts, causing them to take 25% more damage per stack.
  • Deafening Screech - Upon reaching full energy, Thok lets loose a shrill cry, inflicting 320,000 Physical damage to all enemies and interrupting spellcasts. Every time Thok Screeches, the rate of his energy regeneration is increased.
  • Tail Lash - Thok's mighty tail whips about, striking all enemies behind the caster, inflicting 300,000 Physical damage and stunning them for 2 sec.
  • Shock Blast - Electricity arcs and snaps around Thok's shock collar, inflicting 70,000 Nature damage to random enemies.
  • Bloodied - When players fall beneath 50% health, Thok the Bloodthirsty can smell their blood. If 5 or more players who are Bloodied are within 10 yards of one another, the scent of blood becomes overwhelming and Thok enters a frenzy for blood.
  • Bloodied - When players fall beneath 50% health, Thok the Bloodthirsty can smell their blood. If 15 or more players who are Bloodied are within 10 yards of one another, the scent of blood becomes overwhelming and Thok enters a frenzy for blood.
• Stage 2: Frenzy for Blood! - The excessive scent of blood sends Thok into a frenzy for blood! In LFR difficulties, this occurs when Thok reaches 80%, 55%, and 30% health.
  • Blood Frenzy - Thok roars in hunger, knocking away front enemies and going into a frenzy for blood. Any enemies who are caught within reach of Thok's terrible maw are devoured instantly. Thok gradually gains speed during Blood Frenzy. He is also immune to taunt during Blood Frenzy.
  • Fixate - Thok becomes unable to be tanked, and will fixate on random distant players.
  • Kor'kron Jailer - Thok's mighty roar when he enters a Blood Frenzy attracts the attention of a nearby jailer. Upon defeating him, you may obtain a prison key that can unlock one of the nearby cells containing Garrosh's prisoners.
  • Breaking Loose! -
    • Starved Yeti -
      • Wrecking Ball - The Starved Yeti charges to random locations, inflicting 1,250,000 Physical damage and knocking back all players in its path.
    • Captive Cave Bat -
      • Vampiric Frenzy - A random cave bat will enter a vampiric frenzy, inflicting 40,000 Physical damage to all enemies. A portion of this damage is returned to the caster as health.
• Prisoners of War - Garrosh has taken prisoners during his Pandaria campaign, and they remain trapped in cages alongside the beasts, hoping for freedom.
  • Akolik - Akolik and a band of his Skumblade have been taken captive by Garrosh. Upon being freed, he will invoke the holy order of Kros to subdue a nearby dinosaur. It has... unpredictable results.
    • An Infusion of Acid - Once Akolik draws Thok's attention, the mighty dinosaur will devour him and absorb the acidic powers of the saurok. This will end Thok's Blood Frenzy.
      • Acid Breath - Thok's Fearsome Roar is replaced by Acid Breath. Acid Breath inflicts 350,000 Nature damage in a frontal cone. The acid coats the armor of affected players, reducing its effectiveness by 15% per stack.
      • Corrosive Blood - A corrosive poison seeps from every one of Thok's pores. This toxin hits random players, inflicting 200,000 Nature damage initially, and then 14,000 Nature damage every 1 sec for 30 sec.
  • Waterspeaker Gorai - Waterspeaker Gorai and some denizens of Inkgill Mere have been taken captive by Garrosh. When freed, Waterspeaker Gorai will command his units to aid you, and he will heal the wounds of random players.
    • An Infusion of Frost - Once Gorai draws Thok's attention, the mighty dinosaur will devour him and absorb the watery powers of the jinyu. This will end Thok's Blood Frenzy.
      • Freezing Breath - Thok's Fearsome Roar is replaced by Freezing Breath. Freezing Breath inflicts 220,000 Frost damage in a frontal cone and coats players in frost. After 5 stacks, the target will be frozen in a tomb of ice.
      • Icy Blood - Thok's skin freezes and cracks, spurting plumes of ice from within. Icy Blood inflicts 84,000 Frost damage to random enemies and coats enemies in ice for 15 sec. This ice inflicts 66,000 damage every 1 seconds. Upon reaching 5 stacks of the debuff, a player becomes frozen in a tomb of ice.
  • Warmaster Montak - Warmaster Montak and his firesworn have been taken captive by Garrosh. When freed, nearby units will have their weapons set ablaze, giving them a chance to cause additional Fire damage on successful attacks.
    • An Infusion of Flame - Once Montak draws Thok's attention, the mighty dinosaur will devour him and absorb the fiery powers of the yaungol. This will end Thok's Blood Frenzy.
      • Scorching Breath - Thok's Fearsome Roar is replaced by Scorching Breath. Scorching Breath inflicts 220,000 Fire damage in a frontal cone. The flames sear enemy flesh, causing 52,500 Fire damage every 2 seconds.
      • Burning Blood - Thok's skin becomes coated in a sheen of incendiary oil, inflicting 56,000 Fire damage to random enemies and leaving a puddle of flame beneath their feet.