- Eden Sher (Star Butterfly (voice))
- Adam McArthur (Marco Diaz (voice))
- Alan Tudyk (Ludo / King River Butterfly (voice))
Episode: Battle for Mewni: Return to Mewni
Air Date: 2017-07-15
Runtime: 11 min
Star returns to her home dimension of Mewni where she discovers that magic is disappearing throughout the kingdom.