Ep 21. The Cosmic Completist

In the episode The Cosmic Completist, the Teenage Mutant Ninja Turtles find themselves dealing with an extraterrestrial threat. The episode begins with the Turtles in their sewer lair, watching as an alien spaceship crashes outside. When they investigate, they find an alien survivor named Zixx, who has come to Earth in search of a rare and powerful artifact known as the Cosmic Completist.

Zixx explains that the Cosmic Completist is a key that can unlock a gateway to other dimensional realities, but it has been scattered across the planet in various pieces. Zixx needs the Turtles' help in finding these pieces before they fall into the wrong hands, as whoever possess the completed Cosmic Completist will have immense power.

The Turtles agree to help Zixx, but soon discover that they are not the only ones searching for the Cosmic Completist. A gang of aliens, led by a villainous creature named Traximus, are also on the hunt for the artifact and will stop at nothing to get their hands on it.

As the Turtles search for the pieces of the Cosmic Completist, they are forced to battle Traximus and his minions in a series of action-packed scenes. Along the way, they encounter new allies, including a skilled ninja named Karai, who may hold the key to finding the final piece.

Despite the challenges they face, the Turtles remain determined to complete their mission and prevent Traximus from unlocking the gateway to other realities. Along the way, they learn the true meaning of teamwork and the importance of standing up for what is right.

The episode ends with the Turtles successfully retrieving all the pieces of the Cosmic Completist and destroying them, ensuring that no one can ever use its power for evil. Zixx bids a fond farewell to the Turtles and returns to his home planet, leaving the Turtles to reflect on their latest adventure and prepare for whatever challenges lie ahead.

Overall, The Cosmic Completist is a thrilling and exciting episode of the Teenage Mutant Ninja Turtles, packed with action, adventure, and humor. It showcases the Turtles' bravery and ingenuity as they work together to save the world from an otherworldly threat, while also providing a glimpse into the wider universe beyond our planet. Fans of the series are sure to enjoy this thrilling installment in the show's first season.