🛠️ Sonic Rumble Partyのアップデート履歴
開発元がSteamで公開した公式告知（パッチ、新コンテンツ、イベント）を時系列でまとめています。タイトルをクリックすると全文を読めます。
2026年10月
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10/5月🎉 イベントThe Sports Festival Event Begins! + New Twitch Drops!
Gear up for a friendly competition! Time to Rumble on the court or rink! Who's your favorite athlete? Bing them out for the playoffs!What’s new: Basketballer BlazeGummy ZavokBasket Chao BuddyRC Hoverc…
2026年9月
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9/9水🎉 イベントThe Echidna Tribe Event Begins! + New Twitch Drops!
Let's celebrate the Anniversary of Sonic Adventure's North American release! The Echidna Tribe Event has begun! The Echidna Warrior rises! Carrying on the might of the Echidna Tribe, Knuckles arrives …
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9/3木🎉 イベントSkin Bundle Discount underway in the Red Star Ring Shop!
Discounts last until Thursday, September 17, 2026 8:00am (UTC)!Check out the below items on discount now in the Red Star Ring Shop! Includes Skins, Skin Bundles, and Season Bundles! 16% OFFRonin Shado…
2026年8月
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8/5水🎉 イベントThe Clean Sweepstakes Event begins! + New Twitch Drops!
The Diamond Cutters and Surge in their Clean Sweepstakes getup as well as the Phantom Rider arrives to the Rumble! Here to participate in not just races but other modes as well!Find Raider Surge, Gumm…
2026年6月
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6/10水🎉 イベントSonic 35th Anniversary Event Begins!
A Sonic 35th Anniversary Event is coming to Rumble! Starting..... now!・Event Duration:8:00 AM on 6/10/2026 to 7:59 AM on 7/8/2026 (UTC)Our favorite CLASIC hedgehog is here to kick-off the celebrations…
出典：Steam公式告知（6～24時間ごとに更新）。タイトルと概要の著作権は各開発元に帰属します。