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Uncover the Marauder’s Map Secret with Every Sip!
Up to something? With this amazing Marauder’s Map Magic Mug, you too can solemnly swear that your intentions are not good.
The Secret Revealed: Pour your favorite hot drink (coffee, tea, or hot chocolate), and the completely black mug transforms. The iconic words "I solemnly swear that I am up to no good" disappear to reveal the full Marauder’s Map.
Genre: Mugs
ESRB: n/a
Condition: New
Uncover the Marauder’s Map Secret with Every Sip!
Up to something? With this amazing Marauder’s Map Magic Mug, you too can solemnly swear that your intentions are not good.
The Secret Revealed: Pour your favorite hot drink (coffee, tea, or hot chocolate), and the completely black mug transforms. The iconic words "I solemnly swear that I am up to no good" disappear to reveal the full Marauder’s Map.
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