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.

• Hand of Frost – Arcurion's icy grip reaches out at his current target, inflicting 45000 to 55000 Frost damage.
• Chains of Frost – Arcurion unleashes a wave of ice, inflicting 9250 to 10750 Frost damage and immobilizing all enemies within 65 yards for 10 sec.
• Frozen Servitor – Arcurion's minions surround the canyon and throw Icy Boulders onto random players below.

  • Icy Boulder – A Frozen Servitor assaults a random player with huge blocks of ice, inflicting 19000 to 21000 Frost damage.
• Thrall – Thrall hurls molten lava at the Frozen Servitors above, keeping their numbers in check.
• Icy Tomb – Arcurion encases Thrall in an Icy Tomb. Destroying the Icy Tomb releases Thrall.
• Torrent of Frost – At 30% remaining health, Arcurion unleashes a devastating Torrent of Frost inflicting 13500 to 16500 Frost damage each second to all enemies and reducing their movement speed by 50% for 5 sec.

Hour of Twilight is only available on Heroic Difficulty.