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| Publisher |
BOOM! |
| Writer |
Shane Michael Vidaurri |
| Cover Artist |
Marguerite Sauvage |
| Published | October 2018 |
With one of their own down for the count, the Crystal Gems must band together and figure out how to deactivate the Harmony Core. When they don't make much headway, it's Pearl's turn to take Steven's place at band practice.
