Editing Chaos Emerald

{{more images|Images from the ''Mario & Sonic'' series and a single Chaos Emerald for the infobox}}
{{item infobox
|first_appearance=''[[sonicretro:Sonic the Hedgehog Story Comic|Sonic the Hedgehog Story Comic Vol. 1]]'' (1991, ''Sonic the Hedgehog'' franchise)<br>[[Mario & Sonic at the Olympic Games (Wii)|''Mario & Sonic at the Olympic Games'' (Wii)]] ([[List of games by date#2007|2007]], ''Super Mario''-related media)
|latest_appearance=''[[sonicretro:Sonic Prime|Sonic Prime]]'' (2022, ''Sonic the Hedgehog'' franchise)<br>''[[Super Smash Bros. Ultimate]]'' ([[List of games by date#2018|2018]], ''Super Mario''-related media)
|effect=Stuns opponents
}}
A '''Chaos Emerald''' is a powerful gem found in the ''[[Wikipedia:Sonic the Hedgehog (series)|Sonic the Hedgehog]]'' series that has made several appearances in crossovers with the [[Super Mario (franchise)|''Super Mario'' franchise]]. The Chaos Emeralds hold large amounts of power that can be used in various ways, and allow characters like [[Sonic the Hedgehog|Sonic]] to transform into their [[sonicretro:super transformation|Super State]] when all seven are collected. In crossover appearances, Chaos Emeralds usually appear as items in [[Dream Event]]s in the [[Mario & Sonic (series)|''Mario & Sonic'' series]], as well as making smaller cameo appearances in the [[Super Smash Bros. (series)|''Super Smash Bros.'' series]].
==History==
===''Mario & Sonic'' series===
====''Mario & Sonic at the Olympic Games''====
In the [[Wii]] [[Mario & Sonic at the Olympic Games (Wii)|version]] of ''Mario & Sonic at the Olympic Games'', the Chaos Emerald appears in [[Dream Race (Mario & Sonic at the Olympic Games for Wii)|Dream Race]] as an item that is most frequently obtained when the player is in fourth place. When used, the player becomes invincible and gains a speed boost, as well as stunning all of the other characters and causing them to lose speed. In the [[Nintendo DS]] [[Mario & Sonic at the Olympic Games (Nintendo DS)|version]], the Chaos Emerald appears in the [[Dream Basketball]] event, where it can be used to cause either the other characters' baskets to move faster or a [[Boo]] to block one of the baskets. In [[Dream Long Jump (Mario & Sonic at the Olympic Games)|Dream Long Jump]], the Chaos Emerald can be used to create a strong headwind that affects all of the players.

====''Mario & Sonic at the Olympic Winter Games''====
[[File:ChaosEmeraldM&SATOWG.png|thumb|200px|left|Chaos Emeralds in Dream Figure Skating]]
Chaos Emeralds appear again in the Wii [[Mario & Sonic at the Olympic Winter Games (Wii)|version]] of ''Mario & Sonic at the Olympic Winter Games'' in the Sonic World routine in [[Dream Figure Skating]]. Three are collected during the first segment, and the other four are collected during the second one. In the final segment, they are used by the characters to defeat [[Chaos|Perfect Chaos]].

In the Nintendo DS [[Mario & Sonic at the Olympic Winter Games (Nintendo DS)|version]], Chaos Emeralds appear as items in [[Ski Cross Racing]] and [[Extreme Snowboarding]], where they stun all of the characters in front of the opponents and remove their items, while in [[Rocket Ski Jumping]], using a Chaos Emerald causes all of the other characters to be struck with lightning, making them lose speed and altitude. In [[Fever Hockey]], the Chaos Emerald item causes tokens to appear on the rink that strike opponents with lightning and knock them down when collected, and in [[Ski Shooting]], using a Chaos Emerald stuns all of the opponents and prevents them being able to shoot for a short amount of time. Chaos Emeralds are also used in [[Ultimate Figure Skating]] to indicate areas on the rink during the routine where the player can perform spins and defeat enemies.

====''Mario & Sonic at the London 2012 Olympic Games''====
Chaos Emeralds also appear as an item in London Party mode in the Wii [[Mario & Sonic at the London 2012 Olympic Games (Wii)|version]] of ''Mario & Sonic at the London 2012 Olympic Games'', where they can be collected from the [[? Balloon]]s that appear around [[London]]. When used, they stun the players' opponents for a few seconds.

====''Mario & Sonic at the Rio 2016 Olympic Games''====
In the [[Wii U]] [[Mario & Sonic at the Rio 2016 Olympic Games (Wii U)|version]] of ''Mario & Sonic at the Rio 2016 Olympic Games'', Chaos Emeralds appear as an item in [[Duel Rugby Sevens]], where they knock over opponents in a circular radius of the player when used and score them Duel Points. In the [[Nintendo 3DS]] [[Mario & Sonic at the Rio 2016 Olympic Games (Nintendo 3DS)|version]], Chaos Emeralds appear as an item in [[Boxing Plus]], where they will fill the character's Special Punch gauge faster for a short amount of time.

===''Super Smash Bros.'' series===
[[File:Chaos Emeralds around Super Sonic Brawl.jpg|thumb|Super Sonic with the Chaos Emeralds surrounding him in ''Super Smash Bros. Brawl'']]
In the [[Super Smash Bros. (series)|''Super Smash Bros.'' series]], the Chaos Emeralds appears during Sonic's [[Final Smash]], [[Sonic the Hedgehog#Super Sonic|Super Sonic]]. Once the [[Smash Ball]] is broken open, the Chaos Emeralds instantly appear around Sonic, causing him to transform. The Chaos Emeralds also appear on the Trophies for the Final Smash in ''[[Super Smash Bros. Brawl]]'' and ''[[Super Smash Bros. for Wii U]]''. Also in these games, the blue Chaos Emerald appears in one of Sonic's victory poses if he wins a match. In ''[[Super Smash Bros. Ultimate]]'', [[Shadow the Hedgehog|Shadow]] holds a green Chaos Emerald when he appears as an [[Assist Trophy]].
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==Gallery==
<gallery>
SSBU Shadow.jpg|Shadow with a Chaos Emerald in ''Super Smash Bros. Ultimate''
</gallery>

==Names in other languages==
{{foreign names
|Jap=カオスエメラルド
|JapR=Kaosu Emerarudo
|JapM=Chaos Emerald
|Fra=Chaos Emerald
|Ger=Chaos Emerald
|Ita=Smeraldo del Caos<br>Chaos Emerald
|ItaM=Chaos Emerald<br>-
|Spa=Chaos Emerald
}}

==External links==
*[[SonicRetro:Chaos Emeralds|Chaos Emeralds on Sonic Retro]]
*{{fandom|sonic|Chaos Emerald|Chaos Emerald at the Sonic News Network}}
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[[Category:Artifacts]]
[[Category:Sonic the Hedgehog series]]
[[Category:Mario & Sonic at the Olympic Games items]]
[[Category:Mario & Sonic at the Olympic Winter Games]]
[[Category:Mario & Sonic at the London 2012 Olympic Games]]
[[Category:Mario & Sonic at the Rio 2016 Olympic Games]]
[[Category:Super Smash Bros. Brawl items]]
[[Category:Super Smash Bros. for Nintendo 3DS / Wii U items]]
[[Category:Super Smash Bros. Ultimate items]]