Dota 2 Wiki
Old Abilities
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Frost Nova (Pre 6.60)[]

Frost Nova (Pre 6.60)
Partially blocked by Linken's Sphere. Does not pierce spell immunity. QV
Crystal Nova icon.png
Blasts enemy units around a target enemy unit with a wave of damaging frost that slows movement speed and attack rate for 4 seconds.
Cast Animation: 0.3+2.4
Cast Range: 600
Effect Radius: 200
Primary Damage: 50/100/125/275
Area Damage: 75/100/125/125
Move Speed Slow: 30%
Attack Speed Slow: 20
Slow Duration: 4
Cooldown: 11
Mana: 100/130/155/185
Frost Nova Slow
The air temperature around Rylai drops rapidly, chilling all around her to the core.


  • This ability was replaced by Crystal Nova in the 6.60 gameplay patch.
  • The area damage is dealt before the primary damage.
  • The primary target takes the primary damage and the area damage, resulting in 125/200/250/400 damage (before reductions).

Snow Storm (4.00beta2)[]

Snow Storm
Does not pierce spell immunity. QW
Unknown icon.png
Calls down waves of fire that damage enemy units in the target area, burning for additional damage over time.
Cast Animation: 0.0+0.00
Cast Range: 800
Effect Radius: 400
Number of Waves: 20
Number of Shards per Waves: 50
Wave Interval: 1
Damage per Shards: 50
Building Damage Percentage: 98%
Cooldown: 120
Mana: 250


Ice Armor (Pre 2.60)[]

Ice Armor
Partially pierces spell immunity. WF
Ice Armor icon.png
Allies / Enemies
Creates a shield around the target friendly unit or building, which adds armor and slows attacking units. Lasts 40 seconds.
Cast Animation: 0.0+0.00
Cast Range: 800
Armor Bonus: 5/10/15
Move Speed Slow: 40%
Attack Speed Slow: 25
Armor Duration: 5
Slow Duration: 2
Cooldown: 2
Mana: 40
Frost Armor
Frost Armor Autocast
Frostarmor Slow


  • This ability was replaced by Frostbite in the 2.60 gameplay patch.
  • The slow is applied upon a successful hit on a unit with the buff on.
  • Allied units can attack an ally with the buff on without getting slowed.
  • Can be set to autocast.
    • When on autocast, Crystal Maiden automatically casts this spell on an allied hero that is attacked within 1100 radius of Crystal Maiden.
    • This includes attacks from any source, including wards and allied attacks.
    • Only heroes and illusions are autocast targets, including spell immune heroes. All other units are ignored by autocast.
    • Can interrupt Crystal Maiden's current order and makes him forget the next queued command. Following queued commands are not forgotten.
    • Cannot occur while channeling a spell.