The fourth season of ''

Teenage Mutant Ninja Turtles ''Teenage Mutant Ninja Turtles'' is an American media franchise created by the comic book artists Kevin Eastman and Peter Laird. It follows Leonardo (Teenage Mutant Ninja Turtles), Leonardo, Michelangelo (Teenage Mutant Ninja Turtles), Miche ...

'' began airing on

Nickelodeon Nickelodeon (often shortened to Nick) is an American pay television television channel, channel which launched on April 1, 1979, as the first cable channel for children. It is run by Paramount Global through its List of assets owned by Param ...

on October 25, 2015. The season was ordered on June 17, 2014. The four final episodes originally aired in

South Korea South Korea, officially the Republic of Korea (ROK), is a country in East Asia, constituting the southern part of the Korea, Korean Peninsula and sharing a Korean Demilitarized Zone, land border with North Korea. Its western border is formed ...

during mid- and late-December 2016. This is the only season of the series that has aired over traditional two standard TV seasons, as well as the only season of the series where the 2-part finale aired in separate weeks.

Plot

After the Turtles,

April April is the fourth month of the year in the Gregorian and Julian calendars. It is the first of four months to have a length of 30 days, and the second of five months to have a length of less than 31 days. April is commonly associated with ...

, and Casey are saved from the destruction of Earth, the Fugitoid uses his spacecraft the Ulixes to turn back time to six months earlier in order for him and the Turtles to prevent the Triceraton Empire led by Emperor Zanmoran from assembling the three components of the Heart of Darkness that are scattered throughout the universe before everything on Earth is lost. Besides fighting the Triceratons, the Turtles also face new enemies in outer space like Lord Vringath Dregg of the planet Sectoid 1 and the bounty hunter Armaggon. The turtles also meet new allies, Commander G'Throkka (Sal Commander) and Lieutenant Y'Gythba (Mona Lisa), and even have an adventure with their interdimensional 1987 series counterparts and their enemy

Krang Krang (also spelled Kraang) is a fictional supervillain appearing in ''Teenage Mutant Ninja Turtles''-related media, most frequently in the 1987 animated series and its associated merchandise, such as the ''Teenage Mutant Ninja Turtles Advent ...

who is an exiled relative of Kraang Subprime. Despite the efforts of the Turtles, the Triceratons are still able to collect all three pieces of the Black Hole Generator, only for the Turtles to return to

Earth Earth is the third planet from the Sun and the only astronomical object known to harbor life. While large volumes of water can be found throughout the Solar System, only Earth sustains liquid surface water. About 71% of Earth's surfa ...

and join forces with their past selves to warn Splinter before he is killed by Shredder, stop the detonator of the Heart of Darkness, and defeat the Triceratons. The Fugitoid destroys the Black Hole Generator near the Triceraton space fleet, causing it to explode, presumably killing the Triceratons. In the aftermath of the fight against the Triceratons, the past versions of the Turtles, April, and Casey leave Earth with the past Fugitoid in the Ulixes while the present Fugitoid's head reactivates in Earth orbit. At one point during their adventures throughout the cosmos, April is given a fragment of the ancient Aeon's mystical Sol Star (containing the very essence of power and

life Life is a quality that distinguishes matter that has biological processes, such as signaling and self-sustaining processes, from that which does not, and is defined by the capacity for growth, reaction to stimuli, metabolism, energ ...

itself), and which helps her in further developing her psychic abilities as well as drastically increasing them to incalculable levels; also due to the several training sessions she had with the Fugitoid. Weeks later following the Triceraton Invasion being thwarted and the

Foot Clan The Foot Clan is a fictional ninja clan in the Teenage Mutant Ninja Turtles comics and all related media and are the main antagonist faction. It is led by the devious Shredder and his second in command Karai. The Foot Clan was originally a parod ...

's disappearance, April is promoted to kunoichi at the time when the witch Shinigami arrives and is revealed that she is Karai's friend as they plot to rebuild the Foot Clan and dispose of Shredder who is still recuperating from his last fight with

Splinter A splinter (also known as a sliver) is a fragment of a larger object, or a foreign body that penetrates or is purposely injected into a body. The foreign body must be lodged inside tissue to be considered a splinter. Splinters may cause initia ...

. While Karai and Shinigami have some ninjas on their side, the

strengthens the Footbot army by creating the Elite Footbots. Furthermore, some other crime organizations have been plotting to take over the Foot Clan's territory, and a crystal fragment of immeasurable mystical power (which April had received from an ancient benevolent race of aliens known as the Aeons) is beginning to exert quite a baneful influence on her. However, she eventually succeeds in overcoming its vast mystical power and shatters it. She then apologizes to her friends for not disregarding the universal influence the Sol Star fragment had on her, but assures everyone that she now has a better understand of how to control her increasingly powerful

psionic In American science fiction of the 1950s and 1960s, psionics was a proposed discipline that applied principles of engineering (especially electronics) to the study (and employment) of paranormal or psychic phenomena, such as telepathy and psycho ...

abilities Abilities are powers an agent has to perform various actions. They include common abilities, like walking, and rare abilities, like performing a double backflip. Abilities are intelligent powers: they are guided by the person's intention and exe ...

on her own. Using a special mutagen formula,

Oroku Saki The Shredder (Oroku Saki, Japanese: 小禄咲) is a supervillain and the main antagonist of the ''Teenage Mutant Ninja Turtles'' franchise. The character was created by Kevin Eastman and Peter Laird, and first appeared in the comic book ''Te ...

recuperates and becomes the Super Shredder in order to take back control of the Foot Clan from Karai, finish off Splinter and the Turtles, and even goes far enough to inject more unstable mutagen into himself. He ends up killing Splinter by stabbing him and throwing him off the building. Super Shredder is thrown into a garbage truck to be left for dead by Casey and

. However, he survives and begins to hunt the Turtles once again. Having had enough, the Turtles decide to end the long feud once and for all. After many obstacles, the Turtles face against Shredder, and

Leonardo Leonardo is a masculine given name, the Italian, Spanish, and Portuguese equivalent of the English, German, and Dutch name, Leonard Leonard or ''Leo'' is a common English masculine given name and a surname. The given name and surname originate ...

ends it by killing him. With Splinter avenged and Shredder dead, the Turtles and their friends wonder about what lies ahead. Knowing the Foot isn't over yet and there are still enemies out there, the heroes prepare for the road ahead, knowing that Splinter is still with them, in spirit.

Production

After appearing in the two-part

season 2 Season 2 may refer to: * ''Season 2'' (Infinite album) * '' 2econd Season'' See also

* {{disambig ...

episode, ''The Manhattan Project'', the 1987 series counterparts of the turtles also had a crossover episode with the turtles from the 2012 series in the "Trans-Dimensional Turtles" episode.Eighties Teenage Mutant Mutant Ninja Turtles To Make Appearance On Current Animated Series
Comicbook.com, Retrieved March 7, 2016 In addition with

Cam Clarke Cam Clarke is an American voice actor, known for his work in animation, video games and commercials. Among his notable roles are Leonardo and Rocksteady in the 1987 ''Teenage Mutant Ninja Turtles'' animated series, Shotaro Kaneda in the 1989 ...

, Rob Paulsen,

Townsend Coleman Townsend Coleman is an American voice actor who has performed in many animated series and TV commercials beginning in the early 1980s. Among his most notable roles are Michaelangelo from ''Teenage Mutant Ninja Turtles'', Wayne Gretzky on '' ProSta ...

and

Barry Gordon Barry Gordon (born December 21, 1948) is an American actor and political talk show host. He was the longest-serving president of the Screen Actors Guild, having served from 1988 to 1995. He is perhaps best known as the original voice of Donatello ...

reprising their roles as the 1987 series

Raphael Raffaello Sanzio da Urbino, better known as Raphael (; or ; March 28 or April 6, 1483April 6, 1520), was an Italian painter and architect of the High Renaissance. List of works by Raphael, His work is admired for its clarity of form, ease of ...

Michelangelo Michelangelo di Lodovico Buonarroti Simoni (; 6 March 1475 – 18 February 1564), known as Michelangelo (), was an Italian sculptor, painter, architect, and poet of the High Renaissance. Born in the Republic of Florence, his work was insp ...

and

Donatello Donato di Niccolò di Betto Bardi ( – 13 December 1466), better known as Donatello ( ), was a Republic of Florence, Florentine sculptor of the Renaissance period. Born in Republic of Florence, Florence, he studied classical sculpture and use ...

, respectively, from the episodes, Pat Fraley also reprises his role as

from the 1987 series.

Episodes

Notes

References

{{Portal bar, Cartoon, Television, United States, Speculative fiction 4 2015 American television seasons 2016 American television seasons Television series set on fictional moons Television series set on fictional planets Parallel universes in fiction Crossover animation 2016 in South Korean television 2017 American television seasons Robots in television American children's animated space adventure television series American children's animated comic science fiction television series