There has been some trouble lately at the popular amusement park, Toru-Toru Land; it seems that some of Riverview's finest have gone missing. It is rumored that this medamischief is due to the twisted Rubberobo Gang. Now it's up to Ikki and his faithful Medabot to put an end to their evil plans and stop the mastermind behind the scenes. As Ikki, you must completely customize your Medabot from hundreds of medaparts to solve various puzzles and for action-packed robattles.