Lady Rainicorn is a female Rainicorn and is Princess Bubblegum's royal steed, best friend, and companion. She also appears to be Jake's girlfriend, and sometimes follows him on his adventures. She is of the species of rainbow/unicorn creatures that live in peace in the Land of Ooo and also the Crystal Dimension. All Rainicorns possess the ability to fly by intercepting beams of reflected sunlight and dancing around them. Adventure Time cursor pack with Lady Rainicorn fanart cursor.