[5] After the events of the second film, the series focuses on Poppy building TrollsTopia, a community where all the Troll tribes can live together and learn about each other's cultures.

[11] In that same month, a storyboard of an episode titled "Dinner with Dante" was leaked onto Tumblr, but was removed shortly afterwards.

[15] Animator and director Jim Mortensen had also returned for the series, but as of February 2020,[16] he left production of the show.

But when personalities and customs clash, Poppy realizes that when it comes to TrollsTopia, it is best to go slow and steady.

Song: "Holly Darlin's Generosity" "Across The Fashionverse": Satin and Chenille awaken from a shared dream about a dress and decide to create this masterpiece.

When they have trouble crafting the perfect sash, they turn to Rhythm & Blues for some funky science help and embark on a journey to a new fashion dimension.

Upon discovering that Val is the secret to avoiding Cloud Guy, Branch attempts to ward him off and help everyone live an annoyance-free life.

But when Branch struggles to keep up, he has to resort to increasingly desperate attempts to keep his "special" status, especially once the Country Trolls discover that Biggie is a rodeo savant.

They strike a rich vein of the sparkly stuff, allowing the Trolls to indulge their wildest glitter fantasies.

Song: "Shine" "Laguna Tidepool & the Lost Game Room": Poppy and a team of Trolls follow Laguna Tidepool to an ancient temple filled with traps and obstacles on a search for the fabled greatest board game of all time.

Song: "Back Home" "Bad Hair Day": Val's best friend arrives in TrollsTopia for the big concert.

"Smooth Operator": When Chaz, the Smooth Jazz Troll, arrives in TrollsTopia, Poppy realizes that she accidentally excluded a Troll and goes above and beyond to make him feel at home, but Val believes Chaz may be taking advantage of Poppy's generosity.

Unfortunately, today is the day of the TrollsTopia statue commemoration, so Branch and Val team up to make sure Poppy follows the doctor's orders and stays in bed, no matter what.

"Surprise-O-Tron": Val attempts to win enough Fun Dungeon tickets to afford a special prize for Poppy.

To settle the dilemma, Poppy holds an election, which gets out of hand when the opponents want their rival to have the position.

"Trollvial Pursuit": While participating in a trivia game, Poppy learns she does not know as much about the Hard Rock Tribe as she thought.

"The Fun Harvest": Holly sets out to prove to Sky Toronto that game pieces are better when grown the old fashioned way.

"Bubbled In": When a bubble storm forces all of TrollsTopia to stay sheltered inside all day, we follow three sets of Trolls and explore how each decides to pass the time: Holly, Val, and Demo play "the floor is lava" with actual lava, Tiny Diamond keeps beating Minuet and Laguna at chess, and R&B help Poppy de-clutter her home.

"Race to the Crest": When an attempt at the largest bubble gum bubble ever leaves Dante’s wings stuck together, Val tries to get him out of his comfort zone and use other means of transportation to reach Classical Crest for the blooming of a rare flower, the fabled Organ Orchid.

": An influx of holidays from the different tribes leads to confusion, so Poppy decides to make the first ever TrollsTopia calendar, and asks Holly Darlin' and Guy Diamond to take pictures for it.

"A Life Less Score-dinary": After finding out via the monthly "Life in TrollsTopia" survey results that the trolls find everything to be "Super Fun", instead of last month's "Super Duper Fun", Poppy decides to make TrollsTopia more exciting than usual by adding intense soundtrack and narration, courtesy of Dante Crescendo and Lownote Jones.

"Gal Pal Getawaycation": Val has gone out of her way to plan a vacation with Poppy and Holly, but the quaint little cabin in the woods turns out to be a neglected disaster.

Not wanting all that planning to be in vain, Poppy and Holly try to convince Val that her vacation isn't anything less than perfect.