Digimon BattleSpirit 2

Digimon Battle Spirit 2 is a game for Game Boy Advance released on 2002.

Story
The plot echoes that of Digimon Frontier; several children receive messages on their cell phones asking them if they want their lives to change. Some answer yes, some answer no. Five who answer yes are summoned to the Digital World where they receive the ability to become Digimon and fight to end Cherubimon's reign of terror.