Arthur and the Invisibles
Hints:
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Submitted by: RM
Developer Runes:
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Free all the Mul-muls from their cages, and they will unlock special Runes
in each level. You can check how many Mul-Muls youve freed in the Extras
Menu.
Developer Upgrades:
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Be sure to collect all of your special upgrades to help your Heroes through
their journey (keep your eyes open for the sparkling light). To view all of
the Skills that you have unlocked, enter the Extras Menu.
Walkthroughs 
