There are currently 2 issues for Zenescope’s Fairy Tale Team-Up series. These are currently represented in Core as 2 separate series:
Fairy Tale Team-Up: Robyn Hood & Belle
Fairy Tale Team-Up: Robyn Hood & Gretel
These should be combined as they are issues in the same series. Robyn Hood & Belle is issue #1 and Robyn Hood & Gretel is issue #2.