Originally the only playable character was Zeta-R02's fan character Zeta the Echidna. The player's character is one of the few characters mostly unaffected by the cloud and will attempt to find a way to reverse its effects. This also leads to the birth of pink, crossgendered, nymphomaniacal, version of Chaos known as Venus who seeks to spread the cloud's influence and force/seduce those affected to become part of her harem of boyfriends and girlfriends. This results in a massive pink cloud covering the region that causes everyone including Children Plants, Feral Animals, Robots, aliens, and mythological creatures such as ghosts, mermaids, and demons to become sex crazed zombies. Eggman is attempting once again to take over the land, a pair of scientists making a love potion wind up using too much of the eponymous Element X. The basic premise of the game is that while Dr. The ultimate goal of the creators is to have 8 major stages like most games in the series that it is based on.

Leading to most of the work getting done on the side while they have to take care of real-life issues. This is primarily due to the games status as a passion project, with the creators not charging players for the download or attempting subscription based payment via Patreon or SubscribeStar. Despite being around for over a decade, the game is still incomplete and in-development hell, only receiving a major update once every 18-36 months. The game was first released for free on November 20th, 2009. Project X: Love Potion Disaster, or just Project X is a fan-made hentai side scrolling beat 'em up type game featuring characters from Sega's Sonic the Hedgehog series and fan characters made by Zeta Team, the leaders of said team are NeoEclipse and Zeta R-02 (also a pornographic artist).

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