History Recap / LegendsOfTomorrowS2E5Compromised

** Stein tells Jax that he's "[[Film/BackToTheFuturePartIII not thinking fourth-dimensionally]]", leading Jax to call him "Doc Brown." Amusingly, Stein doesn't get the reference, despite making a ''Film/BackToTheFuture'' reference himself [[Recap/LegendsOfTomorrowS2E2TheJusticeSocietyOfAmerica just three episodes ago]].

** Young Martin Stein mentions that he's working on a transmutation project, likely a precursor to the F.I.R.E.S.T.O.R.M. project from ''Series/TheFlash2014'' Season 1.

* DistinctionWithoutADifference: Amaya denies being romantically involved with Rex, saying that they couldn't become a couple as teammates....which is why they had plans to retire from the JSA once WWII was over.

* ItsAllAboutMe: Or in Sara's case...all about her sister, despite the fact that it could have irreparable consequences to the timeline.

** Past!Stein not listening to his older self about what really matters, instead thinking about all the science awards he might win.
-->'''Past!Stein:''' Did we win the sixth Carlin?

-->'''Mick:''' What'd I say about [[Film/Ghostbusters1984 crossing the streams]]?

-->'''Jax:''' More explosions, less clothing.

* WhamEpisode: Spurred on by Sara's warnings about his future, Darhk decides to become Thawne's full-time partner with the help of a time sphere meaning the two can now travel through time together, sprouting the seeds for the Legion of Doom.

* NotSoDifferent: Both young and old Martin Stein accuse each other of being selfish for different reasons.

* BreakingSpeech: Sara gives one to Damien which visibly unnerves him... and gives him the motivation to try to ScrewDestiny by joining forces with Thawne.

** The time machine Thawne gives Darhk is a time sphere just like the one that Cisco and Ronnie built in the [[Recap/TheFlash2014S1E23FastEnough Flash Season One finale.]]
** Mick reiterated that the cold gun and his heat gun must never cross streams together. Considering that's how [[Recap/TheFlash2014S1E10RevengeOfTheRogues he and Snart got blown away from the explosion and arrested back then]], it's a mistake he'll never forget.

* ItsAllAboutMe: Or in Sara's case... all about her sister, despite the fact that it could have irreparable consequences to the timeline.

* InternalReveal: The Legends learn that Darhk is working with a speedster.

** "Danger Zone" by Kenny Loggins is played when the Legends enter the White House dinner hall.

* BrokenAce: Despite at first appearing as a BadassGrandpa, Obsidian admits himself after being injured by Damien Darhk at the end, that his fighting days are over.

* GuestStarPartyMember: An [[BadassGrandpa aging]] Todd/Obsidian works with the Legends to thwart Darhk's plans.

** Stein tells Jax that he's "[[Film/BackToTheFuturePartIII not thinking fourth-dimensionally", leading Jax to call him "Doc Brown." Amusingly, Stein doesn't get the reference, despite making a ''Film/BackToTheFuture'' reference himself a few episode ago.

** Jax makes a reference to [[Film/BackToTheFuture Doc Brown.]]

* TakingTheBullet: Obsidian does this for Amaya when Darhk shoots at her.

* TakeThat: Mick smashes a radio in frustration when he hears ''I just died in your arms tonight'' by the 'Cutting Crew'', claiming that he hates the 80's.

* ContinuityNod: The time machine Thawne gives Darhk is a time sphere just like the one that Cisco and Ronnie built in the [[Recap/TheFlash2014S1E23FastEnough Flash Season One finale.]]