Ultimate Spider Man - Season 1
Episode 1 -Great Power
High school student Peter Parker has been fighting crime in New York City as the masked vigilante Spider-Man for one year. Nick Fury, director of international peace-keeping agency S.H.I.E.L.D., approaches him with an offer to train with S.H.I.E.L.D. and become part of a new superhero team that is being assembled following Spider-Man's apprehension of Frightful Four member Trapster. Spider-Man at first declines the offer, but after his school Midtown High is attacked by the rest of the Frightful Four (consisting of Wizard, Thundra, and Klaw) on behalf of Doctor Octopus and Norman Osborn, he starts to wonder if he really should have declined.
Spider-Man finally accepts Nick Fury's offer to help train him to become the "Ultimate Spider-Man", as well as having him lead a team of 4 young heroes in training to prove his leadership skills. He meets Power Man, Iron Fist, Nova and White Tiger at the time when the remaining Frightful Four members attack. As an added bonus, Nick Fury has positioned S.H.I.E.L.D. Agent Phil Coulson at Midtown High to be the acting principal.
Episode 3 -Doomed
A childish argument between Spider-Man and Nova gets their entire team grounded. To prove themselves to Fury, the super-youths go through S.H.I.E.L.D.'s database of the most wanted supervillains to see who they can defeat and apprehend in order to impress Nick Fury. When the choices Batroc the Leaper, Blizzard, Melter, MODOK, Toad, Whirlwind and Lady Porcupine prove unpopular, Spider-Man and his team go to Latveria to track down Doctor Doom. The young heroes capture Doom, but things take a turn for the worst when Doctor Doom tricks the team into taking one of his Doombots aboard the Helicarrier.
Episode 4 -Venom
Using DNA from a sample of Spider-Man's blood, Doctor Octopus creates an artificial, symbiotic life form named Venom. Driven by its desire to bond with Peter, the creature escapes from the laboratory, tracks him down to a house party and wreaks havoc, jumping from host to host and possessing each of Peter's teammates. At the end, Harry Osborn finds a sample of the venom and trains it.
Episode 5 -Flight of the Iron Spider
After a fight with the Living Laser, Spider-Man meets Iron Man, a superhero he idolizes. Impressed by Spider-Man's scientific knowledge, Iron Man builds him a high-tech armor suit called the Iron Spider, which is equipped with an array of powerful weaponry. Despite lacking the necessary skills and having no control over the suit's functions, Spider-Man becomes increasingly smug about his new equipment which puts a strain on his relationship with the team even when Living Laser returns.
Episode 6 -Why I Hate Gym
Following Spider-Man and White Tiger's fight with Batroc the Leaper, new villain named the Taskmaster is hired by Doctor Octopus where he targets Midtown High (and goes undercover as a P.E teacher) in an attempt to assassinate Spider-Man, whom he thinks attends the school. After learning that Taskmaster has defeated Nova, Iron Fist, and Power Man while trying to track him down Spider-Man and White Tiger try to put their problems for each other aside in an effort to take him down.
Episode 7 -Exclusive
Mary Jane convinces Spider-Man to help her with an exclusive interview for the Daily Bugle, eventually this is cut short when the Hulk is seemingly terrorizing the rest of New York City grabbing Spider-Man's attention to stop him. Spider-Man doesn't know it yet, but Hulk is actually fighting Zzzax. This is a found footage episode.
Episode 8 -Back in Black
A mysterious new superhero dressed in black and with similar abilities to Spider-Man appears in New York, and attracts positive public attention. Peter suspects the new hero to be Venom, but his teammates dismiss his suspicions as jealousy. Peter then discovers the hero's true identity, his friend Harry Osborn, bonded with the Venom symbiote, and he tries to persuade Harry to get rid of it before it corrupts his mind and turns him evil.
Episode 9 -Field Trip
During a school field trip to a museum, Danny translates the engraving on an ancient Norse rune stone and accidentally summons a Frost Giant. The Norse thunder god Thor arrives to aid Spider-Man's team, but magic from a medallion around the Giant's neck turns Thor into a talking frog. The team follow Thor to Asgard, where the power-hungry Loki is working with the Frost Giants to seize the Asgardian throne at the time when Odin is in his Odinsleep.
Episode 10 -Freaky
Another new villain dubbed Mesmero switches the minds of both Spider-Man and Wolverine in an attempt to take over New York. Both heroes must adjust to their different powers and mindsets to defeat Sabretooth and to get Mesmero to switch their minds back.
Episode 11 -Venomous
Venom resurfaces, using Harry as his host again. This time, Venom is targeting Harry's neglectful father Norman Osborn. While Norman does not want his potential secret weapon damaged, Spider-Man is confronted with the dilemma of choosing between helping Harry on his own or putting his trust in his teammates, who have orders from Fury to finish Venom off.
Episode 12 -Me Time
After a fight with Whirlwind, Spider-Man insists on a weekend off from Nick Fury and S.H.I.E.L.D. However, Doctor Octopus chooses this very time to attack Spider-Man when his job is threatened by Norman Osborn.
Episode 13 -Strange
The population of New York is plunged into a mysterious sleep, but Iron Fist manages to keep both himself and Spider-Man awake with chi energy. They seek the help of sorcerer Doctor Strange, and he explains the spell is the work of the demon Nightmare. To break the spell, the heroes have to enter the Dream Dimension and defeat Nightmare, facing the physical manifestations of their deepest fears and insecurities in the process.
Episode 14 -Awesome
Peter Parker struggles to split his attention between completing his science fair project with Luke Cage and combating Juggernaut. In his desperation concerning the former, he decides to "borrow" one of Dr. Curt Connors's inventions called Awesome Android, which becomes an (quite literally) even bigger threat to the city.
Episode 15 -For Your Eye Only
The Helicarrier is commandeered by the Zodiac, an elite criminal organization led by Scorpio who imprison Nick Fury, hacks into S.H.I.E.L.D.'s database, and set the ship to self-destruct. Spider-Man is left as the only person who can save Fury and stop Zodiac before they obtain valuable data and the ship self-destructs over New York City.
Episode 16 -Beetle Mania
J. Jonah Jameson is targeted by the Beetle, a villain equipped with an array of high-tech weaponry. Much to Peter's annoyance, Fury tasks the team with guarding the Daily Bugle building. When Mary Jane tells Peter she is meeting Jameson for a job interview, he tries to stop her entering the building in case the Beetle attacks.
Episode 17 -Snow Day
When Midtown High School has a snow day, Agent Coulson orders Spider-Man and his team to report to a S.H.I.E.L.D. Arctic base called I.C.E. for winter survival training. They instead go against their orders and sneak off to a deserted tropical island (which Nova finds on the S.H.I.E.L.D. database) for a vacation. While the island seems like a beautiful paradise, something sinister is lurking in the sand and does not want its new "play-mates" to leave again.
Episode 18 -Damage
Spider-Man's team fight the Wrecking Crew, but they end up unintentionally causing massive amounts of property damage. Fury assigns them to clean up their mess by working alongside Damage Control, a clean-up company that specializes in clearing collateral damage caused by superheroes. J. Jonah Jameson even has their work broadcast. Spider-Man is frustrated by this seemingly boring assignment, but he begins to suspect criminal activity within Damage Control when he notices their CEO Mac Porter acting suspiciously.
Episode 19 -Home Sick Hulk
After Hulk falls sick with an alien infection caused by the Phalanx, Spider-Man, who fears that S.H.I.E.L.D. will lock the Hulk away rather than help him, tries to hide him at his house from the Phalanx, Nick Fury, and Aunt May.
Episode 20 -Run Pig Run
Loki gets revenge on Spider-Man by turning him into a pig using an enchanted hot dog. With the help of Thor and the entire S.H.I.E.L.D. force, "Peter Porker" must survive an Asgardian boar hunt led by Executioner across New York City as Thor, Spider-Man's team, and Phil Coulson work to keep Spider-Man alive until sunset which is when the Asgardian boar hunt ends.
Episode 21 -I Am Spider-Man
Peter Parker is shocked to discover that Midtown High is putting on a Spider-Man musical starring Flash Thompson as Spider-Man, disgusting Peter due to his year of torment at the bully's hands. The matter becomes dangerous when Trapster mistakes Flash for the real Spider-Man.
Episode 22 -The Iron Octopus
Doctor Octopus hacks into Iron Man's armors and sends one to kill Norman Osborn. While Norman blames Iron Man for the attack and threatens legal action, Spider-Man recovers a tentacle from an Octo-Bot and learns more about Doctor Octopus' history with both Oscorp, Doctor Connors and Norman himself. Doctor Octopus then attacks the Helicarrier in an arc reactor-powered suit of armor, created from a replica of Tony Stark's own arc reactor, and abducts Norman and Harry, so Spider-Man dons the Iron Spider suit to save them.
Episode 23 -Not a Toy
Spider-Man's team is having a friendly training session with Captain America on board the Helicarrier. While handling Captain America's shield, Spider-Man accidentally throws it out of the window, and it lands in Latveria's New York embassy where it is found by Doctor Doom. Spider-Man and Captain America try to sneak into the Latverian embassy and retrieve the shield before Doctor Doom has a chance to exploit it for his own nefarious purposes.
Episode 24 -Attack of the Beetle
To Peter's horror and jealousy, Aunt May and Phil Coulson have become close and decide to go on a dinner date. Peter's plans to crash the party are dashed by an appearance by the Beetle, who has an old grudge with Coulson. Things get even more complicated when the armored mercenary kidnaps May, leading to a confrontation aboard the aircraft carrier USS Excelsior.
Episode 25 -Revealed
Doctor Octopus captures Spider-Man and takes more blood samples for his experiments. Norman Osborn reveals himself to be the true mastermind behind all of Doctor Octopus' schemes, and he plans to create an unstoppable army from Spider-Man's DNA. Doctor Octopus is angry at Norman for treating him unfairly, so he takes revenge by injecting him with a mixture of DNA from both Spider-Man and Venom, mutating him into a green-skinned monster and a monstrous new foe: the Green Goblin.
Episode 26 -Rise of the Goblin
The Green Goblin attacks Midtown High, so Spider-Man and S.H.I.E.L.D. escort Harry onto the Helicarrier for his own protection. The Green Goblin tracks the Helicarrier down, launches an assault and sends it crashing into the sea. As the ship sinks, Spider-Man tries to save Harry and convince him that his father has become evil, but the Green Goblin manipulates Harry into calling out the Venom symbiote and teaming up with him to destroy Spider-Man.