Young Justice: Dream Hex

At the young age of 10 Sabrina Ernet was an orphan living on the street when she found a mysterious object, an artifact that has given her the power to visit and change people's dreams, and she has an army of skeletons at her command. For 4 years she watched over the city of Lahroe. One day an infamous hero shows up at her door step and takes the 14 year old to join the Young Justice Team. There she learns how to control and harness her powers. She learns how to work with a team. She learns she is not alone in this world she's been taught to protect.