 | 1x01 Things Change (Air Date: Feb. 08, 2003) Whilst training in the lair, the TMNT are ambushed by a horde of mousers, the resulting conflict destroys the lair, and the Turtles are separated from their mentor, Splinter. As they journey ... |  | 1x02 A Better Mousetrap (1) (Air Date: Feb. 15, 2003) His Mousers will revolutionize New York's' race in the pest control game, but Dr. Baxter Stockman has a different agenda, and when his assistant April O'Neil uncovers it, it leads to a frantic ... |  | 1x03 Attack of the Mousers (2) (Air Date: Feb. 22, 2003) The TMNT and April become more acquainted as Baxter unleashes his mousers on the city, with Aprils' help, the Turtles confront the scientist in his lair, battling through a miniature mouser ... |  | 1x04 Meet Casey Jones (Air Date: Mar. 01, 2003) Raphael is a little cooped up underground with only his brothers and Master Splinter, couped up to the extent he lashes out at his brothers. Raph gets out into the city, and meets up with ... |  | 1x05 Nano (Air Date: Mar. 08, 2003) A con artist befriends a maverick nanotech machine named Nano, upon bonding, he decides to use Nano's powers to break into several banks and accommodations, eventually setting their sights ... |  | 1x06 Darkness on the Edge of Town (Air Date: Mar. 15, 2003) The TMNT corner the Foot Clan during an attempt by their enemies to confiscate several artifacts for themselves. |  | 1x07 The Way of Invisibility (Air Date: Mar. 22, 2003) Casey becomes an unwelcome house guest in the Turtle's lair, Raphael is charged with keeping him preoccupied for a while and takes Casey into the city, but when Raph is captured by the Foot ... |  | 1x08 Fallen Angel (Air Date: Mar. 29, 2003) Casey and the Turtles must convince a feisty young girl named Angel from falling into the ranks of The Purple Dragons, during their efforts however, Casey is captured and strung up by Hun ... |  | 1x09 Garbageman (Air Date: Apr. 05, 2003) The Turtles investigate recent disappearances that lead them to a garbage infested island ruled by an obese slave-master known as "Garbageman", using the homeless for his nefarious agen ... |  | 1x10 The Shredder Strikes (1) (Air Date: Apr. 12, 2003) Leonardo is visited by Oroku Saki, who claims he is being hunted by The Guardians and that he requests Leos' aid, Leo considers it, until Splinter tells his students of his darkest hour...the ... |  | 1x11 The Shredder Strikes (2) (Air Date: Apr. 19, 2003) Refusing to join Shredders' side, Leonardo and the Turtles battle The Shredder as he leads the Foot Clan against them in an epic rooftop battle, briefly retreating, the Turtles and Splinter ... |  | 1x12 The Unconvincing Turtle Titan (Air Date: May. 03, 2003) Michelangelo, inspired by real life vigilante superhero The Silver Sentry, dons his own costumed identity, the Turtle Titan. He soon allies with the Sentry himself to take on the insidious ... |  | 1x13 Notes from the Underground (1) (Air Date: May. 10, 2003) The Turtles stumble on an underground genetics lab deep underground that contain a group of mutated, discarded, castoffs of Foot genetic experimentation |  | 1x14 Notes from the Underground (2) (Air Date: May. 17, 2003) The Turtles briefly battle with the mutations before coming to their aid against even more feral creatures, the battle unites the two factions and they explore more of the underground tunnels, ... |  | 1x15 Notes from the Underground (3) (Air Date: May. 24, 2003) Discovering a vast underground city, the Turtles and the Mutations stumble on the sole survivor of an ancient civilization, who seemingly wishes to provide the Mutations with the opportunity ... |  | 1x16 The King (Air Date: May. 31, 2003) The Turtles move into April's apartment, Donatello soon makes friends with one of her tenants, Kirby, an incredible comic artist whose pen opens the doorway to another dimension, where he ... |  | 1x17 The Shredder Strikes Back (1) (Air Date: Jun. 07, 2003) Leonardo is brutally ambushed and torn apart by The Foot Clan and a new type of Clan warrior, the Foot Mystics, he makes it back to Aprils' apartment, near exhaustion, whilst The Shredder ... |  | 1x18 The Shredder Strikes Back (2) (Air Date: Jun. 14, 2003) The Shredders' foot soldiers tear apart Aprils' apartment in conflict with the Turtles, forcing them and the severely wounded Leonardo down into the basement, where Shredder adds the finishing ... |  | 1x19 Tales of Leo (Air Date: Sep. 13, 2003) Fleeing New York before The Shredder can discover them and launch another attack, the Turtles, April, and Casey flee to Casey's old family farm outside of the city. There, they tend to the ... |  | 1x20 The Monster Hunter (Air Date: Sep. 20, 2003) Donatello and Casey deal with a Monster Hunter out to find and eliminate a "green monster of the woods", and to ensure they are not discovered by the outside world |  | 1x21 Return to New York (1) (Air Date: Sep. 27, 2003) The Turtles decide to attack the heart of Shredder's operations upon their return to the city, with the aid of April's hacking skills, they are able to begin the long journey, fighting Foot ... |  | 1x22 Return to New York (2) (Air Date: Oct. 04, 2003) The Turtles continue to battle immeasurable numbers of the Foot Ninja, as well as Hun, in an effort to reach Shredder., Meanwhile, a vengeful Baxter Stockman prepares to begin the final ... |  | 1x23 Return to New York (3) (Air Date: Oct. 11, 2003) The Turtles and Shredder are forced into a brief alliance to eliminate the threat of the Armoured and dangerous Baxter Stockman, but once this menace is dealt with, The Shredder resumes ... |  | 1x24 Lone Raph and Cub (Air Date: Oct. 18, 2003) Searching for Splinter after his disappearance during the siege of the Foot Headquarters, Raphael befriends a young boy called Tyler, on the run from a gang of mobsters |  | 1x25 Search for Splinter (1) (Air Date: Oct. 25, 2003) The Turtles attempt to force The Guardians to reveal Splinter's location, suspecting they are involved. When the Guardians refuse, the Turtles pursue them to a large industrial building, ... |  | 1x26 Search for Splinter (2) (Air Date: Nov. 01, 2003) The Turtles break into TCRI successfully, and find a world literally alien to them hidden within. Locating Splinter, the Turtles are confronted by the true faces of TCRI, and the battle ... |
 | 2x01 Turtles in Space (1): The Fugitoid (Air Date: Nov. 08, 2003) The Turtles are taken across space to the Planet D'Hoonnib, and right into the middle of a Police action. They befriend Professor Honeycutt, alias The Fugitoid, who is being pursued by the ... |  | 2x02 Turtles in Space (2): The Trouble with Triceratons (Air Date: Nov. 15, 2003) Still trapped on D'Hoonnib, the Turtles and The Fugitoid visit a seedy night club in an effort to find transportation off of the Planet for a price, but General Blanque intercepts them, ... |  | 2x03 Turtles in Space (3): The Big House (Air Date: Nov. 22, 2003) Captured by the Triceratons, the Turtles are used to persuade the Fugitoid to work on his teleportation device. Trapped in a Jail Cell, the Turtles meet many Aien species, including a giant ... |  | 2x04 Turtles in Space (4): The Arena (Air Date: Nov. 29, 2003) The Turtles are brought to the Tri-Sports Arena, where they have been selected to battle as Gladiators for the Triceraton crowds, and the only way to gain victory is by showing no mercy ... |  | 2x05 Turtles in Space (5): Triceraton Wars (Air Date: Dec. 06, 2003) The Triceratons do battle with the D'Hoonibian race, whilst the Turtles and the Fugitoid, having captured the Triceraton Prime Leader, prepare to return home using the Fugitoid's teleporter, ... |  | 2x06 Secret Origins (1) (Air Date: Jan. 17, 2004) The Turtles arrive inside TCRI,and as they meet up with old freinds, they find themselves facing old ghosts as well as their origins are revealed to them at last |  | 2x07 Secret Origins (2) (Air Date: Jan. 24, 2004) The Turtles and Splinter use Virtual Reality technology to learn of the Utrom's presence and purpose on Earth, but an old enemy beleived dead returns to make the journey VERY real |  | 2x08 Secret Origins (3) (Air Date: Jan. 31, 2004) The Turtles and Splinter escape the Utrom's Virtual Reality device, but now they must escape TCRI before it is destroyed, and their only way out is hampered by one small obstacle: SHREDDER ... |  | 2x09 The Ultimate Ninja (Air Date: Feb. 07, 2004) The Ultimate Ninja, a warrior from across the galaxies, has come to take the head of Shredder, only to find Leonardo had already done the deed, so now The Ultimate Ninja challenges Leonardo ... |  | 2x10 Reflections (Air Date: Feb. 14, 2004) The Turtles retreat to Casey Jone's Grandmother's Farm House to reflect on thier recent battles, but the figure of Shredder haunts their every memory, what is the Shredder's connection to ... |  | 2x11 Modern Love - The Return of Nano (Air Date: Feb. 21, 2004) When Nano returns to take revenge on the Turtles, the four must stop his rampage, but their efforts soon increase in difficulty when Nano springs his "Father" from prison |  | 2x12 What a Croc (Air Date: Feb. 28, 2004) The Turtles are about to discover that the Mutagen that transformed them into mutants has had an effect on other creatures, and they must now defend thier territory from the rampage of the ... |  | 2x13 Return to the Underground (Air Date: Mar. 06, 2004) The Turtles return to the underground city, but they find the city is now abandoned, it's crystal moon power source missing, and it's human population reduced to monsters, can an unstable ... |  | 2x14 City at War (1) (Air Date: Mar. 13, 2004) The collapse of Shredder's crime empire means the city is open for the most vicious gangs to sieze control for themselves, New York is plunged into chaos and anarchy, and only the Turtles ... |  | 2x15 City at War (2) (Air Date: Mar. 20, 2004) The Turtles face The Foot, the Purple Dragons, the Mob, and an old enemy as they fight to keep the city safe, but will they be able to hold them off for long? |  | 2x16 City at War (3) (Air Date: Mar. 27, 2004) With the Foot, the Purple Dragons, and the Mob becoming more than the Turtles can handle, the TMNT reluctantly call on the help of Shredder's old General: Karai |  | 2x17 Junklantis (Air Date: Apr. 03, 2004) Whilst testing out their new Shell Sub, the Turtles are forced to sink or swim when they discover their old enemy Garbageman is sinking ships to create his own underwater city |  | 2x18 The Golden Puck (Air Date: Apr. 10, 2004) Casey Jones joins the sport of Super Slam Hockey, and takes it to the streets when a legendary 17th century Golden Puck is taken by crooks, can the Turtles hold Casey in line long enough ... |  | 2x19 Rogue in the House (1) (Air Date: Apr. 17, 2004) Shredder deploys an army of Foot Mechs and a Cyborg duplicate of Splinter against the Turtles |  | 2x20 Rogue in the House (2) (Air Date: Apr. 24, 2004) Shredder's army of Foot Mechs confront the Turtles, who must also deal with a cyborg Splinter designed to locate and destroy them, but even if they defeat this army, can they stop Shredder? ... |  | 2x21 April's Artifact (Air Date: May. 01, 2004) The Turtles help April unlock the secrets of an ancient Puzzle cube left behind by her father, the puzzles solution take April and the Turtles on a journey of discovery..to another dimension ... |  | 2x22 Return of the Justice Force (Air Date: May. 08, 2004) Michelangelo's quest to collect a rare comic take the TMNT and Casey Jones back to Northampton, Massachusetts, where they uncover a plot by a madman to kidnap the members of a retired super-hero ... |  | 2x23 Big Brawl (1) (Air Date: May. 15, 2004) Every three years, Splinter leaves his students to go to parts unknown, curious, the four Turtles decide to follow him this time. The pursuit of their master leads the Turtles into something ... |  | 2x24 Big Brawl (2) (Air Date: Sep. 18, 2004) The Turtles discover more about their master Splinter as the Battle Nexus tournament continues, and run into the being who Splinter defeated in the previous tournament three years ago: Lord ... |  | 2x25 Big Brawl (3) (Air Date: Sep. 25, 2004) The Battle Nexus tournament begins to take it's toll on the TMNT, Leonardo is poisoned, Splinter is framed, and Lord Draco moves closer to victory |  | 2x26 Big Brawl (4) (Air Date: Oct. 02, 2004) The Battle Nexus Tournament nears it's climax, Dontello finds himself fighting for his life agianst Usagi Yujumbo, Mikey is poised to become Battle Nexus Champion, Leonardo is poisoned, ... |
 | 3x01 The Christmas Aliens (Air Date: Dec. 25, 2004) In an adventure set during the festive season, Michaelangelo runs foul of a group of criminals hoping to attain a profit off of "Orphan Alien Dolls |  | 3x02 Space Invaders (1) (Air Date: Oct. 09, 2004) Pursuing the Fugitoid to Earth, The Triceratons, unaware that Professor Honeycutt is not even on the Planet, attempt to extract information on the scientist's location from any human they ... |  | 3x03 Space Invaders (2) (Air Date: Oct. 16, 2004) The Turtles succeed in rescuing several humans from the Triceraton's grasp...only to lose one of their own whilst doing so, now the heroes must journey into space and to the very house of ... |  | 3x04 Space Invaders (3) (Air Date: Oct. 23, 2004) As The Triceratons offer Earth's people a final chance to hand over The Fugitoid, the Turtles meet up with unexpected allies that aid them in rescuing their fallen comrade in arms...but ... |  | 3x05 Worlds Collide (1) (Air Date: Oct. 30, 2004) The Turtles return from their adventures on the Triceraton homeworld...and find nothing but the city in complete ruin, also, someone ready and waiting for them when they arrive, unfortunately, ... |  | 3x06 Worlds Collide (2) (Air Date: Nov. 06, 2004) Master Splinter assembles a special team to free his sons when they become the pawns of the evil Agent Bishop |  | 3x07 Worlds Collide (3) (Air Date: Nov. 13, 2004) Master Splinter assembles a special team to free his sons when they become the pawns of the evil Agent Bishop |  | 3x08 Touch and Go (Air Date: Nov. 20, 2004) Agent Bishop's agenda takes center stage and things might never be the same again as a rebellion makes it's final stand and a computer virus stands ready to add to the chaos |  | 3x09 Hunted (Air Date: Nov. 27, 2004) In the aftermath of the Triceraton invasion, the devastated New York soon plays host to the return of one of the Turtles' greatest foes...who hires two new one |  | 3x10 H.A.T.E (Air Date: Dec. 04, 2004) Leatherhead find himself the target of a skilled big game hunter who makes the sewers his personal jungle... |  | 3x11 Nobody's Fool (Air Date: Dec. 11, 2004) The Turtles and Casey return to a familiar location to recuperate from thier recent trouble...only to find predjudiced survivors of the Triceraton invasion waiting for them...not to mention ... |  | 3x12 New Blood (Air Date: Jan. 22, 2005) Leonardo and Michelangelo meet up with caped crusader Nobody and attempt to help him out...well..Mikey does anyway... |  | 3x13 The Lesson (Air Date: Dec. 18, 2004) Forces loyal to The Shredder commence a salvage operation of the Triceraton technology, leading the Turtles into an encounter with new and improved Foot mechs. |  | 3x14 The Darkness Within (Air Date: Jan. 29, 2005) April wants to perfect her ninjitsu skills and asks for the Turtles' help, but the Turtles know from previous experiance at a young age that sometimes the wrong teacher can be worse than ... |  | 3x16 Mission of Gravity (Air Date: Feb. 05, 2005) The Turtles battle The Foot for possesion of a Triceraton Antigravity Generator, which is keeping the city of Beijing anchored to the very sky above them |  | 3x16 The Entity Below (Air Date: Feb. 06, 2005) When a planetary allignment re-energises the subterranean crystal moon, the Turtles gain the oppertunity to finally learn the truth of the Underground |  | 3x17 Time Travails (Air Date: Feb. 07, 2005) When a planetary allignment re-energises the subterranean crystal moon, the Turtles gain the oppertunity to finally learn the truth of the Underground |  | 3x18 Hun on the Run (Air Date: Feb. 08, 2005) When time travel sorceress in training Renet accidentally sends the Turtles and herself into the past...our heroes meet more than just a powerful sorcerer, they also find old enemies, in ... |  | 3x19 Reality Check (1) (Air Date: Mar. 05, 2005) There's no honour among theives, as Hun is on a quest to rescue an enemy from a nemesis they both share...but when the Turtles are soon dragged into this private war, it ain't going to be ... |  | 3x20 Across The Universe (2) (Air Date: Mar. 12, 2005) When a dimension crossing enemy scatters each of the Turtles across time and space, Mickey is the first to feel the effects of thier predicament when he arrives in a world where super-heroes ... |  | 3x21 Same As It Never Was (3) (Air Date: Mar. 17, 2005) With his brothers scattered across time and space, therefore "Off-Season" so to speak, Raphael must adapt to his environment in order to survive...what kind of dangers come with being a ... |  | 3x22 The Real World (1) (4) (Air Date: Mar. 26, 2005) Donatello finds himself in an alternate, dystopian reality...The Shredder is in control, familiar faces have been drastically and literally altered...is there no hope? |  | 3x23 The Real World (2) (5) (Air Date: Apr. 02, 2005) Leonardo, seperated from his brothers, finds himself in a relm that,in different circumstances, he could see as home... |
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Episode Screenshots
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