Complete the following achievements to unlock Xbox Live Gamerscore points.
| Achievement | How to unlock |
| All Growed Up (10 points) | Help Maw grow for the first time.
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| Destroyer of Yums (10 points) | Find and eat 200 Yums.
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| Energize (20 points) | With the Bulbous power, electrify at least 50 objects and/or creatures.
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| Eyes of the Beloofer (20 points) | With the Loofer power, laser at least 125 objects and/or creatures.
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| Ground and Pound (20 points) | With the Puff-Tor power, smash at least 50 objects and/or creatures.
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| Hard-Headed (20 points) | With the Beetull power, ram at least 50 objects and/or creatures.
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| Little Planet of Horrors (20 points) | Get 100% Eaten in each level.
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| Six Meals a Day (20 points) | Play during Maw's six meal times: Breakfast, Brunch, Lunch, Dunch, Dinner, and Midnight Feast.
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| Tastes Like Snot (10 points) | Find and eat 30 Gloobers.
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| That's Just Gross (10 points) | Find and eat all the Snuffles.
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| Time for BBQ (20 points) | With the Gastro power, flame at least 150 objects and/or creatures.
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| You're totally MAWESOME! (20 points) | Complete the entire game.
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