History ChekhovsGun / WebAnimation

* ''WebAnimation/BattleForBFDI'': In episode 29 "SOS (Save Our Show)" when the show is losing it's animation budget (complete with an MediumShiftGag showing the animation becoming MS Paint, followed by paper cut outs, and then the storyboard), Flower sacrifices all the money the Announcer gave her, which was intended for her fashion line, to get the animation budget back.

* In ''WebAnimation/FourSwordsMisadventures'', Green Link procures a broken magic mirror, thus getting them into a series of misadventures before finally warping back to the entrance of the first dungeon. Afrerwards, Red decides to dipose of it, thinking that it would do them more harm than good. [[spoiler:Turns out, the mirror was the only way barring an extensive trading quest for the heroes to get to the Twilight Realm where Zelda is being held by Vaati. In other words, Red really should have let Green keep the mirror so it could be fixed.]]

** In the first episode of Volume 9, when Weiss and Blake tries to find Yang, Blake describe her as kind of scary but isn't. in episode 6, [[spoiler:it's explaained as a factor for why Yang falls in love with Blake. Blake was never intidated by Yang, even when Blake wasn't really friendly at the moment.]]

* ''WebAnimation/UnforgottenRealms'' subverts this by having Schmoopy cause his body to revert to wolf form... just because he might not get another chance.
-->'''Eluamous:''' Why the hell did you make him do that?\\
'''Schmoopy:''' Dude, I don't want to waste a perfectly good plot device we ended up spending, like, three episodes setting up just because we're not gonna end up using it!
* A MythologyGag referencing [[spoiler: ComicBook/OneMoreDay]] is used at the beginning of the second season of ''MarvelVsDC: Happy Hour''. It becomes an essential plot point at the end of the season.
-->[[spoiler: Spider-man: Bats, I think I might have been married and forgot about it.]]
* [[http://www.fearnet.com/shows/mari_kari/index.html Mari-Kari]] subverts this with a scythe in the elementary school's groundskeeping shed, seen in the second episode. Despite the psychotic ghost slasher girl, it's never seen again.
* In the first episode of ''WebAnimation/DSBTInsaniT'', 'The Party', Portica brings some strange purple Jell-O...[[spoiler:Which turns out to be a remnant of Slima, one of the villains the gang defeated before the events of the web series.]]
* The [[https://www.youtube.com/watch?v=gi1SxYMaJlc Dominant Stick]] videos use this trope on more than one occasion.
* In ''WebAnimation/{{TOME}}'' Gamecrazed receives an important item called the drain edge from Asterob as early as episode two that is able to absorb in-game energy. This was set up so the group could use it for [[SealedEvilInACan sealing away]] the Forbidden Power in the finale. An AxeCrazy computer virus that can hurt the MMO's players in real life.

* When fighting the antagonist in ''WebAnimation/DusksDawn'', Donut and Star Whistle wonder where Breeze Rider is. [[spoiler:He shows up later to snatch the villain's weapon.]]
* In Pokemon World Revolution, we get introduced to a race of God-Killers known as The Titans near the end of Season 3. We also find out that Susan.Mageall has no memories of her real parents. Cut to the final season and it's revealed that she is a member of the Titan Race.

* ''WebAnimation/AnAdventureOfSheepAndChicken'': It is mentioned (by the narrator) in the middle of the second episode that the hiker has the power to shrink things at will. At the end of the same episode, the hiker shrinks Chicken and steals him.
* In ''WebAnimation/FourSwordsMisadventures'', Green Link procures a broken magic mirror, thus getting them into a series of misadventures before finally warping back to the entrance of the first dungeon. Afrerwards, Red decides to dipose of it, thinking that it would do them more harm than good. [[spoiler:Turns out, the mirror was the only way barring an extensive trading quest for the heroes to get to the Twilight Realm where Zelda is being held by Vaati. In other words, Red really should have let Green keep the mirror so it could be fixed.]]

-->'''Eluamous:''' Why the hell did you make him do that?
-->'''Schmoopy:''' Dude, I don't want to waste a perfectly good plot device we ended up spending, like, three episodes setting up just because we're not gonna end up using it!

--->[[spoiler: Spider-man: Bats, I think I might have been married and forgot about it.]]

--> '''Kenstar's Mother:''' [[NoIndoorVoice DEAR SON KENSTAR, BREAK THAT PENCIL.]]
--> '''Kenstar:''' WHYYYY, MOTHER-SAN?
--> '''Kenstar's Mother:''' SOMEDAY YOU'LL LEARN, KENSTAR. SOMEDAY.
--> '''Kenstar:''' WOOOOOOOOOOOW

* WebVideo/AnAdventureOfSheepAndChicken: The whole forest. The hiker is able to start a fire by using the forest as kindling, resulting in a firefighting helicopter coming down to save them.

* Parodied in ''GirlChanInParadise'' when Kenstar points out a bucket of water for no good reason (the bucket is then used to defeat a Bushido Blaster who can [[ManOnFire set himself on fire.]] There's also a retroactive one in the same episode, when Kenstar is asked how he knew to break the artist Bushido Blaster's giant pencil, and has a flashback to when he was a kid.

* ''WebAnimation/UnforgottenRealms'' subverts this by having Schmoopy cause his body to revert to wolf form... just because he might not get another chance.

* ''UnforgottenRealms'' subverts this by having Schmoopy cause his body to revert to wolf form... just because he might not get another chance.

* In the first episode of ''DSBTInsaniT'', 'The Party', Portica brings some strange purple Jell-O...[[spoiler:Which turns out to be a remnant of Slima, one of the villains the gang defeated before the events of the web series.]]

* In WebAnimation/{{TOME}} Gamecrazed receives an important item called the drain edge from Asterob as early as episode two that is able to absorb in-game energy. This was set up so the group could use it for [[SealedEvilInACan sealing away]] the Forbidden Power in the finale. An AxeCrazy computer virus that can hurt the MMO's players in real life.

* In Pokemon World Revolution, we get introduced to a race of God-Killers known as The Titans near the end of Season 3. We also find out that Susan.Mageall has no memories of her real parents. Cut to the final season and it's revealed that she is a member of the Titan Race.

* A MythologyGag referencing [[spoiler: OneMoreDay]] is used at the beginning of the second season of ''MarvelVsDC: Happy Hour''. It becomes an essential plot point at the end of the season.

* When fighting the antagonist in ''WebAnimation/DusksDawn'', Donut and Star Whistle wonder where Breeze Rider is. [[spoiler:He shows up later to snatch the villain's weapon.]]

* When fighting the antagonist in ''WebAnimation/DusksDawn'', Donut and Star Whistle wonder where Breeze Rider is. [[spoiler:She shows up later to snatch the villain's weapon.]]

--> '''Kenstar:''' WOOOOOOOOOOOW

* In WebAnimation/{{TOME}} Gamecrazed receives an important item called the drain edge from Asterob as early as episode two that is able to absorb in-game energy. This was set up so the group could use it for [[SealedEvilInACan sealing away]] the Forbidden Power in the finale. An AxeCrazy computer virus that can hurt the MMO's players in real life.

* The [[http://www.youtube.com/watch?v=gi1SxYMaJlc Dominant Stick]] videos use this trope on more than one occasion.

* In the first episode of ''DSBTInsaniT'', 'The Party', Portica brings some strange purple Jell-O...[[spoiler:Which turns out to be a remnant of Slima, one of the villains the gang defeated before the events of the web series.]]

* [[http://www.fearnet.com/shows/mari_kari/index.html Mari-Kari]] subverts this with a scythe in the elementary school's groundskeeping shed, seen in the second episode. Despite the psychotic ghost slasher girl, it's never seen again.