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When an ancient Diamond Authority artifact accidentally gets activated, Steven, Sadie, and the Crystal Gems must work together to deactivate the Harmony Core before it destroys earth.

Steven and the Crystal Gems embark on an epic musical journey after the Harmony Core, an ancient Diamond Authority artifact, accidentally activates on Earth, capturing the people of Beach City. As Steven becomes responsible for bubbling each Harmony Core, he’ll learn that the only way to stop it is through the power of song.

Issues #1-5

Written by S.M. Vidaurri

Illustrated by Mollie Rose

Colors by Meg Casey

Letters by Mike Fiorentino

Main Covers by Marguerite Sauvage

Connecting Beach City Board Walk Preorder Covers by Savanna Ganucheau


  • Hired Mollie Rose for line art.

  • Pitch, outline, and script review.

  • Art direction for interior and covers from thumbnails to line art to colors.

  • Oversee lettering.

  • Manage approvals with Cartoon Network from pitch to full build.

  • Create book map for the collection, including collecting covers, writing copy for fact sheets and the back cover, and collaborating with design on spine, back cover, and design pages in interior.

  • Copy-Editing.

  • Proofreading.

Available from your local comic shop and Simon and Schuster!

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