Based on an anime and manga of the same name Legendz is a pokemonesque rpg. Legendz are legendary beasts that have had their sould trapped in 'Soul Dolls'. At the start of the game a secretive company called DarkWise Company have learnt how to release the trapped souls and have created a themepark island, Legendz Park, where kids from all over the world can gather and have there own adventures with the Legendz. You, as the hero, have been given a ticket to Legendz Park and a Soul Doll by your parents for your birthday.
The game comes packaged with a Soul Doll Adaptor and 1 Soul Doll. Once connected to the GBA the trapped Legendz is released into the game.
Extra Soul Dolls were sold seperately.