>>90786451Again, TL;DR: watch all of it.
>Star Comes to EarthPilot.
>Party With a PonyPilot part 2. Introduces Pony Head, the Dimensional Scissors, and the Bounce Lounge.
>Match MakerMostly filler. Introduces Jackie-Lynn Thomas and Marco's crush on her, and basically introduces Ms. Skullnik.
>School SpiritMostly filler. Introduces more school characters. Establishes Star's more violent and reckless character traits.
>Monster ArmImportant. First Karate episode and one of the better ones.
>The Other Exchange StudentTotal filler.
>Cheer Up, StarExplores Star and Marco's friendship, and introduces Oskar and Star's crush on him.
>Quest BuyImportant, for introducing Quest Buy and kind of explaining how the Wand works.
>Diaz Family VacationImportant. Introduces King Butterfly and we properly see Mewni.
>Brittney's PartyTotal filler. Introduces Starfan13.
>MewbertyVery important. Generally considered the first "great" episode. Introduces Glossaryck.
>PixtopiaTotal filler.
>Lobster ClawsImportant. Sets up the conflict of "Mewnipendence Day."
>Sleep SpellsMostly filler, but explores Star and Marco's dynamic more and sets up for "St. Olga's."
>Blood Moon BallVery important. Introduces Tom and the Blood Moon.
>Fortune CookiesVery important. Introduces Toffee.
>Freeze DayImportant. Introduces Father Time and explores Marco's crush on Jackie.
>Royal PainMostly filler, but introduces some minor Mewni characters and develops Star and King Butterfly more.
>St. Olga's Reform School For Wayward PrincessesVery important. Introduces Ms. Heinous.
>Mewnipendence DayVery important.
>The Banagic Incident99% filler, except for the end.
>Interdimensional Field TripMostly filler but pretty good episode that's one of the first serious examinations of Star's flaws.
>Marco Grows A BeardVery important.
>Storm the CastleSeason finale.
