Star must find the courage to face Meteora alone and make a decision that will change the kingdom forever.

Star becomes acting queen and plans for Marco and his warriors to delay Meteora from reaching Castle Butterfly long enough for Star to find Moon and destroy the monster princess.

Eclipsa and Moon bring Princess Meteora home peacefully after the massive destruction she's caused.

Pony Head shuts herself away to watch the finale of her favorite Korean drama.

A magical photo booth at a wedding goes on the fritz and captures Star and Marco inside.

Ponyhead returns to St. O's and finds that the curriculum got tougher.

Marco returns to Echo Creek to discover that his mom is pregnant.

Buffrog leaves Mewni in search for a better life, and Star goes to look for him.

Dennis goes on a dangerous journey to find Ludo living in another dimension.

Moon and the Magical High Commission put Eclipsa on trial for her evil past with Star as a key witness.

Moon enlists Eclipsa herself to access Mewni's most guarded records.

King River interrupts Star's eager investigation into Eclipsa's past and demands her help on a dangerous hunt

Spider with a Top Hat invites one of Eclipsa's dark spells to the office holiday party.

Star, Marco and the rest of Mewni celebrate a special snowy holiday, "Stump Day".

Star learns that Marco and Hekapoo have been dealing with rogue interdimensional portals.

Star learns that Marco and Hekapoo have been dealing with rogue interdimensional portals.

Star is thrilled when Ponyhead invites her to dinner with her sisters.

Star urges the royal youth of Mewni to sign a petition calling for the equal treatment of Monsters.

Kelly breaks up with her boyfriend and Marco questions his friendship with Star Butterfly.

Star discovers she travels through multiple dimensions in her dreams.

Star goes out into the field to understand why Mewmans treat Monsters unfairly.

A surprise visitor pressures Marco to reveal Turdina's true identity.

Star prepares for the Midnight Warrior Blowout Sale at Quest Buy.

Knight of the wash, Sir Lavabo, gets a familiar squire.

Marco decides to put in a full effort to living life in the present on Earth.

Star and Tom's friendship is put to the test when Tom decides to get rid of his demons.

Star meets the ancient Queen Eclipsa.

Tom snubs Star at the Silver Bell Ball.

Star continues to have recurring visions of Glossaryck and believe he is haunting her.

Star goes to the Royal Laundry, and meets the Knight of the Wash.

In the final battle with Toffee, Star uses the "Nuclear Option" on Ludo's hand-wand. The wand is destroyed, but Star is trapped inside Toffee as a result.

Ludo takes over the kingdom, but struggles with becoming popular with the kingdom's villagers. Marco organizes some of the court entertainers into a resistance force.

Star and her mom find refuge with Buff Frog and his tadpoles. Queen Butterfly wants to remain hidden, but Star wants to rescue her dad from Ludo.

With Queen Butterfly gone, King River struggles to take care of the kingdom with the help of Marco.

Ludo finds that his wand is now embedded into his hand. Glossaryck tries to warn him that he has been possessed by Toffee.

Queen Moon tells Star how, as a teenage queen, she had to turn to dark magic in her battle with Toffee.

While Marco's parents try to console Marco on his loss, Star and Queen Butterfly seek sanctuary for the defeated Magical High Commission.