SEGA開發的奧林匹克運動會系列，分成夏季及冬季，遊戲加入許多任天堂授權的人物。第一款作品是2007年11月6日優先在北美市場販售的《瑪利歐＆索尼克 AT 北京奧運》(マリオ&ソニック AT 北京オリンピック/Mario & Sonic at the Olympic Games)，在DS及Wii平台推出。是第一款整合兩大超人氣遊戲角色瑪利歐及音速小子的奧運競賽遊戲，融合多人共同遊戲的合作互動模式。雙平台的總銷售量超過千萬套，是該系列最熱賣的作品。

《瑪利歐＆索尼克 AT 倫敦奧運》是2011年所推出第三部系列作品，以倫敦奧運為主要舞台，並收錄許多新運動競賽項目如足球及馬術，原有田徑、游泳與桌球的多人合作競賽模式則更加強化。遊戲在Wii及3DS雙平台推出，有倫敦派對(London Party)的功能。四位玩家可以選擇用瑪利歐、音速小子或其他Mii角色在倫敦互相比賽及收集貼紙，還可以透過網路連線與來自世界各地的玩家比排名。

玩家通過瑪利歐和索尼克系列中的角色，參與各種奧運項目，體驗奧運會的激烈競爭和歡樂氛圍。有超過30個不同的奧運項目，涵蓋田徑、游泳、體操、划船、射擊等多種運動項目。除標準的奧運項目，還引入“夢之賽事”，這些賽事在現實中不存在，但設計上極具創意和娛樂性。

田徑：包括100米短跑、110米欄、跳遠和標槍等項目。

游泳：包括100米自由泳和4x100米接力等項目。

體操：包括平衡木和跳馬等項目。

水上運動：包括賽艇和皮划艇等項目。

射擊：包括射箭和氣手槍等項目。

此外，還設置多個特別模式，如奧運會模式、單人模式和多人模式，可以根據自己的喜好選擇不同的遊戲方式。在用Wii遙控器和Nunchuk的運動感應功能，讓玩家可以通過真實的體感動作來模擬各種體育項目的動作。以下是一些主要操作：

跑步：通過快速搖動Wii遙控器和Nunchuk來模擬跑步動作。

跳躍：在跑步過程中按下相應的按鈕進行跳躍或跨欄。

游泳：通過前後搖動Wii遙控器和Nunchuk來模擬游泳的劃水動作。

射箭：用Wii遙控器瞄準目標，按下按鈕放箭。

每個動作都有特定的操作方式，需要掌握不同的技巧來在比賽中取得好成績。

通過完成特定的挑戰和任務，可以解鎖新的角色、服裝和額外的遊戲模式。

然而，以下是一些常見的解鎖方式：

解鎖新角色：通過在奧運會模式中取得好成績，或者完成特定任務和挑戰來解鎖新的角色。

特殊服裝：在某些比賽中獲得金牌，可以解鎖特定角色的特殊服裝。

夢之賽事：在完成一定數量的奧運項目後，可以解鎖夢之賽事，增加遊戲的趣味性。

這是一款集合多種體育專案的休閒娛樂遊戲，通過Wii平臺的體感操作，讓玩家能夠真實地體驗各種奧運項目的樂趣。遊戲中包含豐富的專案和多樣的模式，適合家庭和朋友一起娛樂。通過不斷挑戰和解鎖，可以享受不斷進步和探索的樂趣。不僅延續瑪利歐和索尼克系列的經典魅力，也通過創新的玩法和豐富的內容，帶來全新的遊戲體驗。

The Olympic Games series developed by SEGA is divided into summer and winter games and features many characters licensed by Nintendo. The first game in the series, "Mario & Sonic at the Olympic Games," was released on November 6, 2007, initially in the North American market, and was available on both the DS and Wii platforms. It was the first game to integrate the hugely popular characters Mario and Sonic the Hedgehog in an Olympic competition setting, incorporating cooperative and interactive multiplayer modes. The combined sales of the dual-platform release exceeded ten million copies, making it the best-selling title in the series.

"Mario & Sonic at the London 2012 Olympic Games," the third installment in the series, was released in 2011, with the main setting being the London Olympics. This edition included many new sports events such as football and equestrian, while enhancing the existing multiplayer cooperative competition modes for athletics, swimming, and table tennis. The game was released on both the Wii and 3DS platforms and featured a "London Party" mode. Four players could choose to compete using characters like Mario, Sonic, or other Mii characters in various events around London, collecting stickers and ranking against players from around the world through online connectivity.

Players participate in various Olympic events through characters from the Mario and Sonic series, experiencing the intense competition and joyful atmosphere of the Olympics. The game features over 30 different Olympic events, covering a wide range of sports such as athletics, swimming, gymnastics, rowing, and shooting. In addition to the standard Olympic events, the game introduced "Dream Events," which are fictional but creatively designed and highly entertaining.

Athletics events include the 100 meters sprint, 110 meters hurdles, long jump, and javelin throw. Swimming events feature the 100 meters freestyle and 4x100 meters relay. Gymnastics events include the balance beam and vault. Water sports encompass rowing and canoeing. Shooting events feature archery and air pistol.

Moreover, the game offers several special modes such as Olympic Games mode, single-player mode, and multiplayer mode, allowing players to choose their preferred way of playing. Using the Wii Remote and Nunchuk's motion sensing capabilities, players can simulate various sports movements through realistic physical actions. Here are some key controls:

Running: Simulate running by quickly shaking the Wii Remote and Nunchuk.

Jumping: Press the corresponding buttons during the running sequence to jump or hurdle.

Swimming: Simulate swimming strokes by moving the Wii Remote and Nunchuk back and forth.

Archery: Aim at the target using the Wii Remote, then press the button to shoot the arrow.

Each action has specific control mechanics, requiring players to master different techniques to achieve good results in the competitions.

Players can unlock new characters, costumes, and additional game modes by completing specific challenges and tasks. Some common unlocking methods include:

Unlocking new characters: Achieve good results in Olympic Games mode or complete specific tasks and challenges.

Special costumes: Earn gold medals in certain events to unlock special costumes for specific characters.

Dream Events: Unlock Dream Events by completing a certain number of Olympic events, adding more fun to the game.

This game combines multiple sports events into a casual entertainment package, allowing players to experience the thrill of various Olympic events through the motion controls of the Wii platform. The game includes a rich array of events and diverse modes, making it perfect for family and friends to enjoy together. Through continuous challenges and unlocking, players can enjoy the pleasure of progress and exploration. The game not only continues the classic charm of the Mario and Sonic series but also brings innovative gameplay and rich content for a new gaming experience.