Ask AI: Write a long description of the friendship between Kitty Pryde and Illyana Rasputin.

Kitty Pryde and Illyana Rasputin, two iconic figures from the Marvel Universe and members of the X-Men, share a deep and complex friendship that encompasses the full range of human emotions, from joy and affection to pain and betrayal. Kitty Pryde, also known as Shadowcat, is a mutant capable of phasing through solid objects, essentially making her intangible. She is intelligent, self-assured, and possesses a strong moral compass. Her journey into the realm of superheroes begins when she is introduced to the X-Men. On the other hand, Illyana Rasputin, also known as Magik, is a native of Russia and the younger sister of X-Men member, Colossus. Illyana is a mutant sorceress who wields a mystical soul sword and commands a dimension called Limbo. An enigmatic character, she often struggles to reconcile her human nature with her demonic powers. Their first meeting in Uncanny X-Men #129 sets the stage for a lifelong friendship. Kitty, the newest, youngest X-Man, is assigned the duty of looking after the six-year-old Illyana, who happens to be Colossus's sister. She, who was brought to Xavier's school for her safety, is seemingly an innocent child caught in the crossfire of a perilous mutant world. This unequal dynamic subtly transforms as their friendship matures. Kitty adopts the role of the big sister, while Illyana looks up to Kitty as her protector and guide. When Illyana is kidnapped by a demon and trapped in Limbo for what seems like moments to Kitty but is years for Illyana, their friendship takes a dark and dramatic turn. The innocent girl Kitty knew now has a hardened shell around herself. Nonetheless, Kitty remains patient, understanding, and steadfast, constantly fighting for her friend’s well-being. Despite stark differences and numerous conflicts - Kitty living in the human world with a human moral code, while Illyana battling her own darker instincts -their friendship endures. Time and again, Kitty has been by Illyana's side, as a reminder of her humanity and advocate for her soul's salvation. As for Illyana, she constantly grapples with her demonic side, partly driven by her deep bond with Kitty. Their relationship is nuanced, fraught with tension yet filled with unquestionable loyalty. They have faced numerous adversities, not least of all their own inner demons. Amid harsh realities and perilous journeys, what remains unwavering is their resilience and the strength of their friendship. It's this bond that forms the essence of their characters and their enduring place in X-Men lore. Overall, Kitty Pryde and Illyana Rasputin's friendship is a testament to the power of bonds that transcend differences. It's a layered, evolving relationship that beautifully captures the complexities of human connection, while proving that true friendship is not devoid of struggles yet can withstand even the most formidable challenges.