🛠️ Overwatch 2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7月
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7/31金📢 お知らせJunkrat's Lootbox Hunt
Junkrat's Loot Hunt Junkrat’s Loot Hunt turns the July 31 - August 3 weekend into a reward-fueled blast. Every match you play pushes you closer to Loot Boxes, with flexible challenges that let you go …
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7/23木📢 お知らせOverwatch® BlizzCon® Bundle
The Overwatch® BlizzCon® Bundle brings icy domination straight to your collection with four exclusive in-game items inspired by one of Blizzard’s coldest rulers: the Lich Queen Mei Legendary Skin, the…
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7/10金📢 お知らせJunkrat's Lootbox Hunt
Junkrat's Loot Hunt Junkrat’s Loot Hunt turns the July 10 - 13 weekend into a reward-fueled blast. Every match you play pushes you closer to Loot Boxes, with flexible challenges that let you go all-in…
2026年6月
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6/17水📢 お知らせExcavation Initiative
Excavation InitiativeExcavation Initiative rewards you for doing what you'd already be doing: playing Overwatch. Throughout the season, you'll earn Loot Boxes simply by logging in, completing challeng…
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6/10水📢 お知らせEnd of the Line | Shion Hero Trailer | Overwatch
Shion Hero TrailerTime to find out who the streets of Tokyo really belong to. Join Shion, our newest Hero and the Hashimoto Clan's most terrifying elder, as she battles against Sojourn in our latest H…
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6/5金📢 お知らせJunkrat's Lootbox Hunt
Junkrat's Lootbox HuntJunkrat’s Loot Hunt turns the June 5-8 weekend into a reward-fueled blast. Every match you play pushes you closer to Loot Boxes, with flexible challenges that let you go all-in o…
2026年5月
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5/22金📢 お知らせOWCS Championship Clash - Tokyo 2026
Eight top regional teams are now ready and on their way to Tokyo for Champions Clash!On May 21 at 8PM PT, the team will be kicking off an epic on stage face-off to see WHO will be our stage 1 finals c…
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5/8金📢 お知らせJunkrat's Lootbox Hunt
Junkrat's Loot Hunt Junkrat’s Loot Hunt turns the May 8 - 11 weekend into a reward-fueled blast. Every match you play pushes you closer to Loot Boxes, with flexible challenges that let you go all-in o…
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。