When Zapp mysteriously disappears after being grievously wounded while battling Mane-iac, the Power Ponies’ search for her eventually leads to a sinister plot that threatens all of Maretropolis.
The adventures of the Mane 6 as the Power Ponies as they defend Maretropolis from dastardly evil-doers, including the Mane-iac, the Equalizer, the Phoenix, and the God of Chaos himself.