Crystal Maiden

Trivia

 * Rylai is one of the oldest heroes from the original DotA in Reign of Chaos DotA. Her title used to be Frost Maiden.
 * In some earlier versions of DotA, Rylai's title was changed to "Batrider" and used Troll Batrider model as default.


 * Rylai's name in Warcraft DotA was Rylai Crestfall. Her surname was removed in the transition to Dota 2 for the implementation of her sibling rivalry with.


 * used to be named "Brilliance Aura".


 * In early versions of DotA, Crystal Maiden and used to share the same  ability, although they were both named Frost Nova.
 * In later updates, Crystal Maiden's Frost Nova was changed to, turning it into a free-cast area-of-effect ability, while Lich kept the original effects.


 * In Warcraft DotA, can freeze the enemy's Fountain and uses the creep duration.


 * "League of Legends" features an item called Rylai's Crystal Scepter as an homage to Crystal Maiden, boosting Ability (spell) Power and adding a slowing effect to spells and abilities.


 * In World of Warcraft an Alliance NPC is named Rylai Crestfall, a homage to the original Crystal Maiden from Warcraft III's DotA.


 * Her leveling-up response vo_crystalmaiden_cm_levelup_03.mp3 "Is it cold in here or is it just me?" is a reference to the action movie "Demolition Man".


 * Her respawning line vo_crystalmaiden_cm_respawn_03.mp3 "You only live ice..." is a reference to the 1967 James Bond film "You Only Live Twice" based on the novel of the same name.


 * Crystal Maiden's line vo_crystalmaiden_cm_battlebegins_01.mp3 "It's all fun and games until someone's frozen solid." is a reference to a novel written by Christopher Brookmyre entitled "All Fun and Games until Somebody Loses an Eye".


 * Crystal Maiden's rare response vo_crystalmaiden_cm_rare_02.mp3 "Can you guess my... favorite poet?" is a reference to Robert Frost due to his last name, and also an allusion to Frost's poem "Fire and Ice".
 * She is the ice, and her sister is fire. An excerpt: "Some say the world will end in fire, some say in ice ... know enough of hate, to say that for destruction ice is also great, and would suffice.".


 * Her spell is inspired by the Ice Klone special move of Sub-Zero from the Mortal Kombat franchise.
 * Just like Sub-Zero who jumps back and leaves an ice clone in his previous spot, Crystal Maiden slides backward and leaves a crystal clone in her place.
 * Its ability to freeze anyone near it by taking enough damage is similar to how Sub-Zero's ice clone freezes opponents who make contact with it.