Nightmare Mode is a difficulty setting, unlocked upon completing the campaign in War Mage Mode. It is the most difficult available.


  • Decreased player health by 50%
  • Decreased rift points by 50%
  • Increased Mob health by 20%
  • Increased Mob damage by 20%
  • Orc Warriors have Shields
  • Guardians receive 20% less damage.
  • All breaks between waves (including at the start of the stage, before the first wave is unleashed) are only 3 seconds long. In OMD2 the player is given the first Go Break (before first wave starts).