🛠️ Metal Gear Solid Δ: Snake Eater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9月
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9/3木📢 お知らせKONAMI PRESS START Title Showcase
Survey underway Pre-Order https://store.steampowered.com/app/1636440/ https://store.steampowered.com/app/4231820/ KONAMI PRESS START SALE is also underway! On sale until September 15 at 10:00 AM (PT) …
2026年7月
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7/31金📢 お知らせThe Snakes Saga Trailer is now available. / The Standard Edition is now 60% off.
The Snakes Saga Trailer is now available.From METAL GEAR SOLID Δ: SNAKE EATER to METAL GEAR SOLID: PEACE WALKER, and finally METAL GEAR SOLID 4: GUNS OF THE PATRIOTS.Follow the saga of the Snakes in t…
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7/24金📢 お知らせMETAL GEAR SOLID - Master Collection Version Free Play
To celebrate the launch of METAL GEAR SOLID: MASTER COLLECTION Vol.2 on August 27, we’re offering a free play trial for METAL GEAR SOLID! This limited-time free play will be available until July 27 at…
2025年11月
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11/25火📢 お知らせVote for ‘METAL GEAR SOLID Δ: SNAKE EATER’ in the Steam Awards
Nominations for the Steam Awards 2025 are now open.We hope we can count on your vote for ‘METAL GEAR SOLID Δ: SNAKE EATER’.Period: Until 10:00 AM on Monday, December 1 (PST)Also, the KONAMI “BLACK FRI…
2025年10月
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10/30木📢 お知らせThe online multiplayer mode FOX HUNT is now live!
FOX HUNT is a thrilling hide-and-seek based, completely original online multiplayer mode where you can play with up to 12 players.Hone your skills on the battlefield and outlast the other cadets in su…
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10/21火📢 お知らせMETAL GEAR SOLID Δ: SNAKE EATER Digital Deluxe Edition: 20% Off!
Digital Deluxe Edition of METAL GEAR SOLID Δ: SNAKE EATERare on sale now on Steam for 20% off!
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。