If you die less then 5 times in every level the stars will be extra shiny.
| Unlockable | How to Unlock
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|---|
| star 1 | Defeat bowser in world 8's final level.
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| star 2 | Beat every level as Mario.
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| star 3 | Beat every level as Luigi.
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| star 4 | Collect the gold flag on every level.
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| star 5 | Collect all star coins.
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