I believe you might be referring to the animated miniseries “Over the Garden Wall.” Created by Patrick McHale, this series is known for its whimsical and mysterious storytelling. While there are only ten episodes in total, each one is a gem in its own right. Here’s a list of the ten episodes, ranked based on their impact and popularity:

1. Episode 1 – “The Old Grist Mill”: This episode introduces us to Wirt and Greg, the main characters, as they find themselves lost in the mysterious woods. It sets the tone for the series and establishes the fantastical elements that will unfold.
2. Episode 2 – “Hard Times at the Huskin’ Bee”: This episode sees Wirt and Greg participating in a harvest festival, encountering quirky characters and beginning to unravel the enchanting world they’ve stumbled into.
3. Episode 9 – “Into the Unknown”: As the penultimate episode, “Into the Unknown” deepens the mystery and intrigue. It’s a turning point in the story that raises questions about the characters’ origins and the nature of the world they’re exploring.
4. Episode 8 – “Babes in the Wood”: This episode delves into the backstory of the Woodsman and his connection to the mysterious Edelwood trees. It adds depth to one of the series’ enigmatic characters.
5. Episode 5 – “Mad Love”: In this episode, the story takes a darker turn as Wirt and Greg encounter a lonely woman named Adelaide. The episode explores themes of regret and longing.
6. Episode 3 – “Schooltown Follies”: This episode brings some humor as the boys find themselves in a strange school and accidentally get involved in a play. It balances the series’ darker undertones with moments of lightheartedness.
7. Episode 4 – “Songs of the Dark Lantern”: The boys’ encounter with a frog plays a significant role in this episode. It adds to the layers of mystery and magic while introducing more fantastical elements.
8. Episode 7 – “The Ringing of the Bell”: This episode focuses on the character Beatrice and her family’s history, revealing more about her background and motivations.
9. Episode 6 – “Lullaby in Frogland”: This episode features a musical frog who helps Wirt and Greg navigate through a strange environment. It’s a whimsical interlude in the series.
10. Episode 10 – “The Unknown”: The final episode brings closure to the story, tying up loose ends and offering a satisfying conclusion to Wirt and Greg’s journey through the Unknown.

Please note that this ranking is subjective and based on general audience reception. “Over the Garden Wall” is celebrated for its unique storytelling, beautiful animation, and memorable characters, making each episode a delightful part of the overall experience.