The kids of The Apex raid a musical car before descending on a village of unsuspecting turtles - but before they can complete their mission, leaders Grace and Simon are separated from the pack under mysterious circumstances.

Grace and Simon look on the bright side and hope that this will be like a mini-vacation from their responsibilities as leaders of The Apex.

The gang's uneasy alliance is tested by a challenge in their first car together: dancing in a high-stakes octopus debutante ball!

Stuck in a blizzard, the gang seeks shelter in a nearby cabin. But when Simon realizes who's inside, he frantically searches for a way out.

A giant, color-changing clock creates a shifting-maze puzzle that the gang has to solve before they can leave the car.

The Apex are just a car away! They're almost home! But first they have to make it through a forest full of pinecone camp counselors.

The gang finds themselves in a car full of golden winged snakes, but in that dusty landscape a mystery they're unprepared for awaits them.

In the seemingly innocent Hey Ho Whoa car, a shocking revelation rocks Grace and Simon's world. Will they be able to fix it before The Apex find out?

The gang is finally ready to meet The Apex again, but keeping secrets has consequences.

The gang reorders The Apex, but what will the new order be?

Mirror Tulip tries to create a new life for herself outside the Mirror World.

Mirror Tulip and Jesse climb down a real life family tree.

Mirror Tulip tries to help get Jesse’s number down.

Mirror Tulip and Jesse get stuck in a car and face an unusual dilemma.

Mirror Tulip and Jesse gain an unexpected companion.

Mirror Tulip and Jesse enter a carnival car and have to compete for the exit.

Someone mysterious invites Jesse and Mirror Tulip into a mall car.

Mirror Tulip finds herself in the wasteland outside the train.

Mirror Tulip searches for answers.

Mirror Tulip fights for the right to make her own choices.

Tulip, a headstrong 13-year-old girl, finds a mysterious train where every car contains its own universe.

Tulip strikes a deal with a cat in an attempt to get home, but is the price worth it?

Tulip and One-One explore a car full of Corgis and face off against a mysterious monster.

Tulip, Atticus and One-One enter a crystal forest car and have to take part in a musical ritual.

Tulip has to face her past.

The gang enters an unfinished train car and tries to fix it.

The gang meets a familiar face in a mirrored car.

The gang is confronted by a strange new force on a Ball Pit Car adventure.

Tulip takes a risk trusting an old foe.

Tulip makes it to the front of the train and is faced with a choice.

One-One conducts a series of documentaries about the cars of Infinity Train, starting with the Green Car.

One-One continues the tour of the Infinity Train with the Tiny Wizard Car

One-One obliviously describes the boring "Inexplicable Earthquakes Car".

While exploring the Beach Side Car, One-One interrupts a Donut Holer support call.

One-One extols the virtues of the tranquil Hill Car.

One-One revisits the Snow Car where he first met Tulip.

In episode 91XSD of One-One's Infinity Train documentary, we learn the secret of the Movie Theater Car.

One-One describes what we missed the first time through the Cross-Eyed Ducks Car.

On this most momentous occassion, One-One shares the happiest day in his life in the Wedding Cake Car.

One-One compares the Minecart Car to a box of chocolates.

On this most momentous occassion, One-One shares the happiest day in his life in the Wedding Cake Car.