Highlights:

• Developer: Altron
• Found: By Codebound, and online user MrPinball64
• Game Title: ‘Hi Hi Puffy AmiYumi: Puffy Ami Yumi and the Manga Madman’
• Release Status: Prototype build only
• Platform: Game Boy Advance (GBA)
• Development status: Early in development, with two selectable characters, various outfits, 3 worlds (Mystery, Adventure, Mythology), total of 9 platforming levels and 3 bosses.

Background:

• Hi Hi Puffy AmiYumi originally aired on Cartoon Network from 2004 to 2006
• The series spawned games for Game Boy Advance and Nintendo DS
• Rumored abandoned game revealed with the help of Codebound
• Prototype build available for exploration here

Will you be trying out this game?