History ShoutOut / InfinityCrisis

* When Haim is overwhelmed by Lance turning into a pigeon, he asks if he's a god. Lance mocks him, saying that Haim's talking like he's [[Film/Ghostbusters1984 Gozer]] or something.

** ''Doctor Who'''s home universe is designated Earth-231163 as an homage to the British way of dating the show's debut: November 23, 1963. British dating puts the day before the month.
* In Chapter 12 of ''Glimpses'', [[spoiler: Hekapoo]] was apparently in the universe of ''Literature/IronWidow'' just before arriving on Earth-467.

** ''Doctor Who'''s home universe is designated Earth-231163 as an homage to the British way of dating the show's debut: November 23, 1963. British dating puts the day before the month.

** In Chapter 3, [[spoiler:a displaced alternate Joker talks with the Earth-51 Joker about some of the other versions of them he's witnessed while travelling the multiverse, including [[WesternAnimation/TheBatman a demented punk clown]] and [[Film/TheDarkKnight a version who is "just makeup and a scarred face"]].]]

* The [[Film/SupermanTheMovie Lex Luthor of Earth-1978]] muses that the Lex of [[Series/Supergirl2015 Earth-38]] reminds him of "[[Film/SupermanIVTheQuestForPeace an idiot nephew of mine"]].

** Discussing the alternate versions of Clark Kent/Superman that exist in the multiverse, the Doctor cites examples such as a reality where Kal-El landed on Earth in the Middle Ages and ended up forging Excalibur (''Superman: Kal''), a Superman that [[Series/LoisAndClark faces standard criminals more often than superhumans]] or a world where he became [[ComicBook/SupermanRedSon the ruler of Russia during the Cold War]].

** In the same story, Selena Salazar refers to [[spoiler: the dead Skrull from Earth-199999 the Skysurfers found]] as an "ugly little spud", which is what Ray Stantz called Slimer when Peter Venkman first encountered it in the first ''Ghostbusters'' movie.

* In ''An Amazing New Year'', how Jerry Chang gained his powers is meant to homage ''[[VideoGame/MarvelsAvengers the PS4 game Marvel's Avengers]]'', but in a much less destructive scale.

* In ''Infinity Crisis Aftermath: An Avenging Christmas'', the Eleventh Doctor mentions having once met [[Franchise/BackToTheFuture a time traveling human referred to as "Doc".]]

** In Chapter 2, Velma tries to convince Shaggy and Scooby to watch ''[[Film/TheFinalGirls Camp Bloodbath]]'' with her.

** In Chapter 2, Velma tries to convince Shaggy and Scooby to watch [[Film/TheFinalGirls Camp Bloodbath]] with her.

* In ''An Amazing New Year'', how Jerry Chang gained his powers is meant to homage ''[[VideoGame/MarvelsAvengers the PS4 game Marvel's Avengers]]'', but in a much less destructive scale.

** In the same story, Selena Salazar refers to [[spoiler: the dead Skrull from Earth-199999 the Skysurfers found]] as an "ugly little spud", which is what Peter Venkman called Slimer upon first meeting it in the first ''Ghostbusters'' movie.

* The [[Film/SupermanTheMovie Lex Luthor of Earth-1978]] muses that the Lex of [[Series/Supergirl2015 Earth-38]] reminds him of "[[Film/SupermanIVTheQuestForPeace an idiot nephew of mine"]].

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** When the Doctor explains the Skrulls' plan to try and 'trick' reality into thinking that Brandon was just another version of Superman, she uses as an example a world she's heard about where "[[ComicBook/Marvel1602 we have superhumans walking around in the seventeenth century]]" to demonstrate how realty can 'fight' to protect itself from such events.

** When Matilda is looking through realities in her dreams, she encounters [[Literature/{{Discworld}} Death]], and catches glimpses of [[Literature/TheWindInTheWillows Rat]], [[Literature/DiogenesClub Jeperson]], [[Literature/DiaryOfAWimpyKid Fregly]], and the version of [[Literature/AnansiBoys Mr. Nancy]] from the [[Series/AmericanGods2017 American Gods television series universe]].

** In Chapter 7, Batman paraphrases a memorable quote from ''WesternAnimation/JusticeLeagueCrisisOnTwoEarths''.
---> "We've all stared into the abyss. The difference between us and you? You blinked."

* In ''Salvation Run'', [[spoiler:Nora's words suggest that Kyle Rayner is a Green Lantern in her future, and a billionaire named Ted Kord is another captive of the Skrulls]].

* In ''Infinity Crisis: The Inhumans'', [[Creator/MichaelMoorcock Michael Moorcock]] is mentioned a couple of times. Appropriate as a multiverse is a regular theme of his work, and ''Infinity Crisis'' is about a group of heroes from various alternate realities working together.

** When looking a picture of [[ComicBook/DavPilkeyDogMan Petey]] Tom brings up [[Literature/TheIslandOfDoctorMoreau Moreau]] and "[[Literature/PaddingtonBear that Paddington station sighting.]]"

** Discussing the Skrulls' plan to try and 'trick' reality into thinking that Brandon was just another version of Superman, the Doctor discusses a world where "[[ComicBook/Marvel1602 we have superhumans walking around in the seventeenth century]]" as an example of how realty can 'fight' to protect itself.

* ''Sins, Sirens and Strife'';
** [[spoiler:Ibac warns the other villains about letting Amora call all the shots, comparing her to Creator/NeveCampbell in ''Film/WildThings'']].
** Hearing some of the tales about what happened to the expedition members who opened a particular tomb, characters observe that they've seen enough Franchise/IndianaJones to recognise a curse.

* ''Counterpart Conferences'';

** The Huntress makes a few mentions of "[[WesternAnimation/MyLittlePony that weird-ass world with the talking, flying ponies.]]"

--> Tana Moon: I read 'The Final Programme'' once in college, alright?

--> Black Cat: Come with me if you want to not die.
--> Terri Lee: ...did she seriously just quote ''The Lego Movie''?

** The fifth chapter mentions [[WesternAnimation/MikeLuAndOg Albonquetine]], [[WesternAnimation/StevenUniverse Beach City]] and [[WesternAnimation/{{Clarence}} Aberdale]]. There's also a mention of Atlanta which the author notes say was meant as a reference to ''WesternAnimation/ClassOf3000''.

** The third chapter has Professor Utonium keeping tabs on [[WesternAnimation/JohnnyBravo Aron City]], [[WesternAnimation/TheLifeAndTimesOfJuniperLee Orchid Bay City]], [[Franchise/Ben10 Bellwood]] and [[WesternAnimation/TheGrimAdventuresOfBillyAndMandy Endsville]]. There are also news articles describing a [[WesternAnimation/MegasXLR giant robot with a car for a head in New Jersey]], [[WesternAnimation/InfinityTrain reports of people claiming to be trapped on a phantom train with cars that contained entire civilizations]] and [[WesternAnimation/WeBareBears upright intelligent bears causing commotions in San Francisco]].

* The Arrowverse characters mention their war with the Nazis on Earth-X.

* In ''Salvation Run'', [[spoiler:Nora's words suggest that Kyle Rayner is a Green Lantern in her future, and a billionaire named Ted Kord is another captive of the Skrulls]].

** In ''Salvation Run'', [[spoiler:Nora's words suggest that Kyle Rayner is a Green Lantern in her future, and a billionaire named Ted Kord is another captive of the Skrulls]].