To coincide with the North American release of Mario Super Sluggers in August 2008, an online card game was created on . The cards to collect for it were found on kid-friendly sites like 4KidsTV and Nick.com and even YouTube (mainly to promote the Mario Super Sluggers game itself).
Screenshots

- Platforms
- Web browser
- Genres
- Card & Board Game
- Publisher
- Nintendo
- Release date
- August 1, 2008
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