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Mario's Slightly Unusual Boss Rush
Mario's Slightly Unusual Boss Rush came out for PC on 25 Jul 2022.
Mario's slightly Unusual Boss Rush is a SMB3-inspired fangame where Mario goes around defeating bosses in levels based on franchises that are not his own.
- Developed by
- OssieTheOstrich
- Published by
- OssieTheOstrich
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Release Dates
- PC25 Jul 2022
Screenshots & Videos
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