Lucky Charms is one of the most-Instagrammed cereals out there, so to reward and connect with its fans, General Mills is giving us all marshmallow-only Lucky Charms!

There's just one catch - you have to enter to win a box, and there are only 10 boxes in existence.

Yep...just 10 boxes.

To enter to win a box of Lucky Charms Marshmallows, just post a selfie of you and the imaginary "box-o-mallows" using the hashtag #Lucky10Sweepstakes on Instagram.

Here's Biz Markie to tell you more! (Watch the video below.)

 

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