Unicorn Fever is a gambling game in which unwitting unicorns and their mindless desire to run on rainbows are exploited by unscrupulous citizens of the fairy kingdom for profit... and glory!

Each player is a wealthy gambler, determined to be recognized as the most skilled unicorn racing gambler in the Unicorn Racing Championship and hold the title until the next rainbow appears. During 4 races, players try to place successful bets to earn victory points and gold.

To achieve their goal, they will purchase contracts with unscrupulous citizens of the fairy kingdom to hire their services and turn the odds of the race in their favor, play Magic cards to make things right, and try to prevent they all their hard-earned Gold and are forced to ask the Elf-Mob for loans. At the end of the championship, the player with the most victory points is the winner!