Shout Out / ANNO: Mutationem

• A viewable cartridge is titled "Super Hacker Bros." on a console resembling the Atari 2600.
• The "Combo Experience" achievement artwork depicts several fruit being sliced apart.
• The "A Dangerous Day" collectible movie poster is an exact homage of Blade Runner's poster.
• At Harbor Town, Ann can speak with a gang member who tries to impress her with a pirouette that Ayane recognizes as "Dance of the Little Swans".
• The Flavor Text for the Freezing Chip describes a certain "Mr." who proved the power of cryotechnology for his own uses.
• At Noctis City, there's an arcade game found in an alley called "Invincible" that has the cover art of Doom featuring Doomguy.
• One of the collectible items is a toy resembling a Slime, which is a mix of both a slime and Healie.
• The collectible poster titled "Blood Night" has the monster being Count Orlok.
• There are several playable arcade games of Tong in a few areas.
• At Siberius's antique shop, the monitors feature Galaga, Rad Racer, and Spy Hunter on display.
• One collectible poster features a contest for a shoot em' up game called "UFO Invaders".
• One of the achievements earned for using the shower several times is titled "So Fresh and So clean clean".
• Utilizing the item dissembling mechanic earns the achievement "I think it's broke".
• At Skopp City, there's a leaflet containing the quote "Where God builds a church, the Devil will build a chapel".
• At Skopp City, after giving enough tributes to a statue, the achievement "Serenity Now" is earned.
• One collectible poster is depicted with the title of 'Legendary Fighter', the lead being called Bruce M. Bee.
• Ayane's bedroom holds a display featuring Godzilla in the midst of a miniature city facing off against Ultraman.
• One of the collectible items is called the 'Annogutchi', an animal-styled life simulator toy.
• One achievement is titled "Deadly Kombationem", earned by spectating the combatants at the fighting arena.
• The achievement earned for destroying The Eroder is called "In the smacker".
• The 'Omnipotence' achievement artwork displays the helmet of Ares.
• An achievement for completing several Hacking Minigames is titled "You Are The One", illustrated with a few Agent Smiths.
• In the Mysterious Console DLC, Noni's weapon selection menu takes cues from Metal Gear's design.
• One achievement is called "Science, it works!"
• At Luhrs' item shop in Harbor Town, one of the swords shown on display is The Master Sword.
• The achievement design for "The Traveler" displays a man in a blue suit carrying a briefcase.
• A message from a 'Grand Theft Audry' says they're furious that the car they stolen was taken.
• At Dynamite Zimmer's weapons shop, a schematic shown on a monitor is Iron Man's helmet.
• One of the collectible posters details about four brothers living in the sewers fighting monsters.
• One achievement is titled "I'm walking here!", earned by making several cars in the city stop on the road.
• At Skopp City, the entrance to Siberius' shop has an art display featuring the Flowers and Fruit Mountain.
• Completing the Freeway 42 area following a supernatural revelation earns the achievement "The truth is out there".
• A civilian dressed as Asuka Langley can be seen in Skopp City.
• An achievement by deflecting attacks with a sword is titled "Annakin Skyscroller".
• At the Margarita area, two goons from the Factio Pugni suggest playing "Smooth Criminal" at their next meeting to perform in high note.
• One of the collectible movie posters is called The Shape of Water about an underwater amphibious creature.
• The flavor text for the Stormram weapon describes it as a Chicago Typewriter.
• In several areas, there are posters featuring a 'Dash Raccoon' sporting hedgehog quills.
• Overwatch's Hammond works at the weapon shop in Harbor Town.
• The 'Dark Mirage' poster has Alita featured in the center of the cover.
• Jill and Dana from VA-11 HALL-A appear at the bars in Magarita and Harbor Town.