Team Handstack

In order to show solidarity, camaraderie, or friendship, a group of people will put their hands together, one on top of the other. Often accompanied with some kind of cheer. This tactic is a favorite of True Companions.

See also Circle of Friendship. Compare and contrast Huddle Shot and Huddle Power.

Anime and Manga

 * First episode of Yu-Gi-Oh, lampshaded in the Abridged series.
 * Yugi, Jaden, and Yusei do it at the end of the tenth anniversary movie.
 * A variation on One Piece, between arcs: Back when The Straw Hat Crew was a Five Man Band, (Luffy, Zoro, Nami, Sanji, Ussop) they did this with their feet.
 * There's also one in the 11th opening with the eight Straw Hats.
 * A very funny version in an episode of Naruto at about 55 seconds in. Guy forces a semi-reluctant Tenten and a you're-going-to-have-to-kill-me-first Neji to do this.
 * Frequently done by the kenkyuusei in AKB 49 Renai Kinshi Jourei before important performances.

Comics

 * The Fantastic Four. Parodied/homaged in ads for League of Extraordinary Gentlemen.

Film

 * In an recently retired AMC pre-show clip, three guys in costumes of snack foods (Popcorn, Soda Drink, and a Candy Bar?) give an encouraging pep talk before their skit. They finish with a hands in and cheer "Concessions!" They then proceed to do a showtune that presents common theater rules.
 * The protagonists in The League of Extraordinary Gentlemen do this before entering the Fantom's factory/fortress.
 * In the latest Tinker Bell movie, the other fairies do this with a call of "Faith, trust, and pixie dust" when they prepare to go find Tink.
 * All the heroes do this at the end of Spy Kids 3D: Game Over.
 * Played for Laughs in animated version of the The Hobbit as seen here.
 * Ocean's Eleven -- the original with Frank Sinatra -- might hold the record for the total number of hands in the stack.
 * Ghostbusters - The Ghostbusters do this just before entering the building to fight Gozer.

Live-Action TV

 * Fort Boyard - Used in this French game show when the single team wants to motivate itself to take on the against the game. Seen in many other game team-based game shows too.
 * A key scene in the second opening of Kamen Rider Blade.
 * Used more than once on Mighty Morphin Power Rangers.
 * And in the premiere episode of Power Rangers Samurai as a Continuity Nod.
 * In the old-school Sentai show JAKQ Dengekitai, the four main heroes had a finishing move (JAKQ Hurricane) performed by grasping forearms and running in a circle.
 * A regular occurance of Extreme Makeover Home Edition, always accompanied by "Let's do it!"
 * Subverted in Kaizoku Sentai Gokaiger, where the team does the hand stack over after they resolve to use it to . However, before they do, Don interrupts to point out that there has to be some kind of catch; The Reveal quickly puts them through a big moral debate.

Video Games

 * In Sly 3: Honor Among Thieves, the Debut Queue the heist makes up the bulk of the story, and each time a new member is added to the Cooper Gang, we see a quick shot of the hand stack, with the new member placing their hand on top of the others (with the exception of Dimitri, who only gives a thumbs-up).
 * At the end of Jak X: Combat Racing, the True Companions does this right before the final race, which will determine whether they'll defeat Mizo, and whether they'll all live or die.
 * In Phoenix Wright: Ace Attorney, at the end of the second episode, Phoenix and Maya handshake while Mia contributes the hand stack.
 * In Final Fantasy X, the Aurochs are seen doing this in game as well as in this.
 * In Final Fantasy XIII, Snow starts one in Chapter X.
 * In Sonic Heroes, Team Sonic does one right before they use their Eleventh Hour Superpower. Rouge also forces Team Dark to make one in their opening cutscene.
 * The western generals (Kanbe, Yoshihiro, Muneshige) do this after they form an alliance in Sengoku Basara 3.

Western Animation

 * Used in The Simpsons when the Be Sharps are putting their hands together. Former member Wiggum tries to sneak his hand into the stack and is met with angry stares.
 * A mixed team of heroes and villains does it in The Venture Brothers episode "Hate Floats".
 * Used with the main six in Recess, as well as with the Ashleys.