Alien Hominid and Alloy are known to be Newgrounds heroes, but if they are pit against one another, both are willing to fight to the death to achieve their goals.
In Newgrounds Rumble, Alien Hominid and Alloy fight one another in their respective story modes. Both characters are on journeys related to alien technology, with Alloy trying to find the origins of his suit, and Alien Hominid searching for resources to repair his ship. Alien Hominid and Alloy are hostile to one another, and are willing to fight each other for what they want. Alloy in particular kills Alien Hominid in his ending. However, the two are also shown to be able to work together. In the fourth challenge, Gunpoint Holdup in Little Korea, Alien Hominid and Alloy are staff from a rival convenience store company, and are trying to forcefully close down Nene's Store. In the seventh Newgrounds Rumble Challenge, "Convict at Small", the two work with one another to protect The Portal from a rampaging Convict.
Alien Hominid's Story Part 2: "Spare Parts"[]
Character
Dialogue
Notes
Narration
"Alien Hominid has managed to track down someone with a suit bearing technology as sophiticated as his crashed ship's. Maybe he could break it down for parts."
Description from part 2 of Alien Hominid's story.
Alloy's Story Part 4: "Space Invaders"[]
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Dialogue
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Narration
A genuine alien. It's a stretch, but maybe he'd have some answers about where Alloy's suit came from, even if he has to beat them out.
Description from part 4 of Alloy's story.
Alloy's Ending[]
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Dialogue
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Narration
When the Hominid turned out to bear no connection to the alien planet on which his suit was forged, Alloy's search hit another dead end. Maybe, he decided, it wasn't important where it had come from. He was able to protect the people of Newgrounds from harm, and that's what mattered.
Alien Hominid and Convict are enemies of each other. Convict seeks to destroy Newgrounds, and as a revered hero of the Newgrounds world, Alien Hominid is disposed to prevent Convict from reaching his goals. He fights against Convict alongside Pico in the seventh challenge, "Convict At Small".
Challenge 7: "Convict at Small"[]
Character
Dialogue
Notes
Narration
Hop into the role of Convict once again to knock over a couple more good guys. To make things harder this time, we're making you three feet tall
Description from the seventh Newgrounds Rumble challenge, "Convict At Small".
Alien Hominid and Nene meet each other twice in Newgrounds Rumble, and both times they treat each other as enemies. After hearing a social stigma that people of Asian ethnicity are skilled with technology, he goes to Nene for assistance, though she is confrontational and the two start a fight. In the fourth challenge, "Gunpoint Holdup in Little Korea", Alien Hominid takes an antagonistic role working alongside Alloy. The two are workers at a competitor's store, and they attack Nene at her shop to forcefully shut it down.
Alien Hominid's Story Part 3: "My Stereotype of Girl"[]
Character
Dialogue
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Narration
"Managing to translate bits and pieces of a human language, Alien Hominid has discovered a stigma that the narrow-eyed ones might have the technology to repair his ship."
Description from part 3 of Alien Hominid's story.
Challenge 4: "Gunpoint Holdup in Little Korea"[]
Character
Dialogue
Notes
Narration
"Competitorsfrom the local Wawa are trying to shut down Nene's convenience store, and they're packing seemingly endless ammunition. In an effort to get his willy wet, Pico is around to help out."
Description from the fourth Newgrounds Rumble challenge, Gun Holdup in Little Korea.
Alien Hominid and Pico are portrayed as rivals. Both the Alien Hominid and Pico series were created by Newgrounds founder Tom Fulp. As the Alien Hominid games were developed as console releases rather than flash games, Fulp believes that Alien Hominid had more prominence than Pico, with the development of Pico 2 ceasing as the result of Alien Hominid's development.[1] In Pico's story mode, the two fight one another to see who would win in a fight. The two fight against each other again in the fourth challenge, Gunpoint Holdup in Little Korea. As Alien Hominid and Alloy fight Nene to forcefully close her store, Pico assists her in battle in hopes that she will have sex with him as thanks for defeating them. As the two are major Newgrounds mascots, they are willing to assist one another to protect the site, teaming up to fight against Piconjo or Convict in the Challenges "Tyrant Piconjo", "Convict at Small", and "Royal Grumble Pt. 2".
Pico's Story Part 1: "Worlds Collide"[]
Character
Dialogue
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Narration
"Who's never wondered who would win in a fight between Pico and Alien Hominid? Guess we'll see."
Description from part 1 of Pico's story mode.
Challenge 12: "Royal Grumble Pt. 2"[]
Character
Dialogue
Notes
Narration
"It's NG's greatest villains against NG's greatest heroes. You'll be playing as the villains since, frankly, evil is cooler."
Description from the twelfth Newgrounds Rumble Challenge Royal Grumble Pt. 2.
Alien Hominid and Piconjo are enemies of one another. As one of the site's major heroes, Alien Hominid must prevent Piconjo from destroying Newgrounds. In Piconjo's story, Alien Hominid is one of Piconjo's final targets in his attempt to wipe out Newgrounds. In the first Newgrounds Rumble Challenge, Alien Hominid is one of three Newgrounds heroes working together to stop Piconjo's havoc at The Portal.
Piconjo's Story Part 4: "The End of Newgrounds"[]
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Dialogue
Notes
Narration
"So here theyare, the two most renowned goody-two-shoes in Newgrounds. We'll see how easy it is to knock them off their high horses."
Description from part 4 of Piconjo's story mode.
Challenge 1: "Tyrant Piconjo"[]
Character
Dialogue
Notes
Narration
"Piconjo is terrorizing the portal again, submitting 5-second flash animations and flailing his genitals in public. A team of do-gooders have been dispatched to clean up the mess."
Description from the first Newgrounds Rumble challenge Tyrant Piconjo.
Both Alien Hominid and Salad Fingers meet each other in their Story modes, just after Alien Hominid's ship crashed. While Salad Fingers wants to befriend Alien Hominid. Alien Hominid is confrontational and attacks. In Tankman's story, the aftermath of the fight is shown. Salad Fingers was successful in making friends with him. Their friendship is close, to the point that Salad Fingers attempts to protect Alien Hominid from Tankman.
Alien Hominid fights against Salad Fingers in the eleventh Newgrounds Rumble Challenge, "Royal Grumble Pt. 1".
Alien Hominid's Story Part 1: "Crash Site"[]
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Dialogue
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Narration
"Just steps out of Alien Hominid's ship, a local lifeform has descended upon him. No time to be an ambassador."
Description from part 1 of Alien Hominid's story.
Salad Fingers' Story Part 3: "Friend from Out of Town"[]
Character
Dialogue
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Narration
"When a flying auto crashed in a local town, Salad Fingers thought he might be able to make a new friend, but this strange critter seems to be threatened by him."
Samurai Asshole only interacts with Alien Hominid in Alien Hominid's story mode. he seeks out Samurai Asshole after hearing of his violent actions towards Newgrounds citizens, and attempts to defeat him in order to earn the trust of the Newgrounds community. As Alien Hominid was unable to find a means to restore his ship following his confrontations with Salad Fingers, Alloy, and Nene, Alien Hominid became desperate about finding a way to return home. He is aware that Samurai Asshole is on a rampage, so he believes that defeating him will enable him to gain the support of those in Newgrounds who have been attacked by Samurai Asshole. With Samurai Asshole's defeat, Alien Hominid is crowned the new ruler of Newgrounds, and uses his newly acquired resources to reconstruct his ship.
Alien Hominid's Story Part 4: "Quoth the samurai, ARGH"[]
Character
Dialogue
Notes
Narration
"At wits end, the hominid has decided to take out a rampaging threat in order to get on the side of anyone who might be able to help him."
Tankman views Alien Hominid as a threat to the Newgrounds community. During his Story Mode, Alien Hominid and Salad Fingers had become friends. Tankman believes that Alien Hominid is dangerous, and fights the two friends to put the techniques he learning from training into practice. Despite this, as shown in "Tyrant Piconjo", Alien Hominid and Tankman will team up with one another to fight against dangerous threats against Newgrounds, such as Piconjo.
Tankman's Story Part 3: "Field Duty"[]
Character
Dialogue
Notes
Narration
"Now a chance for some hands-on training. A potentially threatening alien creature has touched down in Newgrounds, and is under the guard of a lunatic who seems to have befriended him."
Blue Knight, Red Knight, Green Knight, Orange Knight[]
Castle Crashers' story focuses on four knights rescuing captured princesses from the Evil Wizard and his minions. While they travel through a Desert, Alien Ships appear and attack the Knights, dropping Aliens onto the battlefield. The Knights destroy two Alien Ships, but are forcefully transported onto the Aliens' UFO. Once on the UFO, the Knights break out of their cell, alerting the Aliens on board. Though they are outnumbered, the Knights kill all the Aliens on board. While the Aliens are antagonistic against the Knights, they are not working on behalf of the Evil Wizard.
In addition to the Alien enemies, an Alien appears as an unlockable character. As a playable character, he will fight alongside the Knights and help rescue the Princesses.
In BattleBlock Theater's story, Hatty had set sail with his many friends. After the ship crashed onto BattleBlock Theater, Hatty's friends were kept as prisoners. Since Alien Hominid appears as a captured prisoner, indicating that at one point in their lives, Hatty met Alien Hominid and the two became close friends, to the point that Alien Hominid joined Hatty on the trip. Like the other prisoners, Alien Hominid participates in the theater performances to free Hatty, who is under control of a possessed hat.