Gravity Falls (2012)

A mild-mannered young bird and his best friends, a pair of rambunctious siblings called Fee and Foo, seek adventure and mischief in the magical forest that they call home.

Oscar and Hedgehog are dropped off at a strange summer camp, full of fantastical things ranging from magical camp counselors to sticky notes that are portals to other dimensions.

Three kids spend a fun summer at Camp Lakebottom, an old, run down and ridiculously spooky summer camp with monsters as counselors, french flies for lunch, and literal “killer” waves.

Mao Mao, Badgerclops and Adorabat are fearless warriors who protect the people of Pure Heart Valley from monsters, villains and all kinds of bad stuff. Led by King Snugglemagne, the Sweety Pies of Pure Heart are cute, cuddly and pretty much helpless. Luckily, they have valiant heroes like Mao Mao, Adorabat and Badgerclops to watch over them. He’ll battle baddies like the Sky Pirates: Orangusnake, Ramaraffe, Boss Hosstrich and Rat-A-Rang, while learning to become a legend in his own time.

Three chipmunk brothers, Alvin, Simon, and Theodore are adopted by human, Dave.

Fanboy and Chum Chum are fans of all things science fiction and fantasy, and wear wild superhero costumes with their underwear on the outside. Their lives are filled with adventure, from Fanboy's teacher turning into a zombie to an ice monster operating the Frosty Freezy Freeze machine. Their pal Kyle usually tags along on their escapades. Kyle is a real wizard, but Fanboy and Chum Chum are oblivious to his mystical powers, although they live in a world of fantasy.

The series is set in a universe inhabited solely by anthropomorphic animals of many species and focuses on a trio of campers attending a poorly run summer camp known as Camp Kidney. The trio consists of Lazlo, the eccentric, optimistic spider monkey; Raj, the timid Indian elephant; and Clam, the quiet albino pygmy rhinoceros, and their multiple surreal misadventures.

Two 11-year-old rabbit twins named Yin and Yang train under Master Yo, a grumpy old panda. They learn the sacred art of Woo Foo, a special type of martial arts that involves both might and magic. They must work together to save the world from evil villains and forces that want to destroy, corrupt or take it over. However, through all these adventures, Yin and Yang still portray stereotypical siblings; belligerently antagonistic but still ultimately caring about each other and working together if needed.

Following his father's death, 15-year-old Eli Shane embraces his destiny to follow in his dad's footsteps to a secret, subterranean world called Slugterra where he is determined to be the greatest Slugslinging hero of them all!

The adventures of 13-year-old, self-centered Anne Boonchuy who is magically transported to the fictitious world of Amphibia, a rural marshland full of frog-people. With the help of an excitable young frog named Sprig, Anne will become a hero and discover the first true friendship of her life.