Disclaimer: Modifying your console may violate Nintendo’s Terms of Service. The following is for educational purposes regarding file structures.
For users with a custom firmware (CFW) Switch running Atmosphere or SX OS:
Update 1.4.0 adds new playable units (e.g., Gundam EX, Gusion Rebake Full City), new Hard mode missions, and raises the level cap. It fixes earlier balancing issues and improves lock-on stability.
Pros:
Cons:
For NSP users:
Bottom line:
If you love Gundam and have friends to co-op with, get it. If you’re solo and dislike grinding, wait for a deeper sale. Update 1.4.0 improves the game significantly but doesn’t fix the core repetitiveness.
Update 1.40 for SD Gundam Battle Alliance serves as the foundation for "The Witch from Mercury" Pack, introducing Gundam Aerial, pilot Suletta Mercury, and new expansion parts. The patch focuses on technical fixes for mobile suit attacks, counters, and expansion part triggers, rather than adding new story missions. For full details on the patch, visit Bandai Namco.
Update 1.40 SD Gundam Battle Alliance (released May 10, 2023) primarily focused on integrating the Mobile Suit Gundam: The Witch from Mercury Pack DLC and addressing persistent gameplay bugs. The Story of the Update: Correcting the Distortion The update continues the game's core narrative set in the G: Universe , where players act as part of the Gatheroad Squadron SD GUNDAM BATTLE ALLIANCE -NSP--US--Update 1.4....
to correct "Break" phenomena—distorted historical events where units from different Gundam timelines appear in the wrong places. New Arrivals : The 1.4 update brings Suletta Mercury Gundam Aerial
into the G: Universe. While this pack does not include new story missions, it allows players to use these characters to fight through existing missions and "True" history routes. The Witch from Mercury DLC Content Playable Unit : Gundam Aerial. Expansion Parts : High-tier items like Miorine’s Tomato
(providing massive melee/ranged boosts and stagger effects) and the Emblem of the Holder
: Includes 300,000 Capital (via tickets) and Level Uncap Materials to strengthen your roster. Collaboration BGM : New tracks from Mobile Suit Gundam Battle Operation 2 U.C. Engage System Improvements & Fixes
This update also stabilized the experience with several critical fixes:
SD Gundam Battle Alliance Version 1.40, released in May 2023, is a significant content and stability update that serves as the gateway for the "Mobile Suit Gundam: The Witch from Mercury Pack". While it introduces high-profile new units, it primarily focuses on refining the endgame experience and fixing long-standing combat bugs. Bandai Namco Entertainment Asia New Content: The Witch from Mercury Pack
The centerpiece of this update is the first major inclusion of the timeline into the game. Bandai Namco Europe New Playable Unit Gundam Aerial — A powerful unit capable of dominating aerial combat. New Character Suletta Mercury — Added as a playable pilot to accompany the Aerial. Collaboration BGM : Includes tracks from the GM (Gatheroad) Gundam game, such as "CALM" and "EMERGENCY". New Expansion Parts The Emblem of the Holder
: Boosts aerial damage (+8%), sidestep invulnerability (+0.02s), and weapon reload speed (+5%). Miorine's Tomato For NSP users:
: Offers substantial stat boosts; for example, Infighters gain +150 Melee and +20% beam melee attack. GUND-ARM Inc. Clip
: Utility-focused part providing +2500 Dropped Capital and +15% Full MS Repair Kit efficiency. Major Fixes and Gameplay Improvements
The 1.40 update addresses several critical animation and collision bugs that previously hindered top-tier units. Bandai Namco Entertainment Asia Combat Accuracy : Fixed issues where the Special Attacks (SPA) for Gundam Astray Red Frame Kai Gundam Kimaris Vidar would miss while airborne. Counter-Attack Reliability : Resolved a bug where Gundam Barbatos Lupus Rex's
counter would fail to trigger against certain specific attacks. Progression Updates 1st and 2nd Level Uncap Materials
to help players continue strengthening their units past previous caps. Multiplayer Stability
: Fixed a persistent guest-side bug where "Perfect Guard Skill Meter Recovery" effects would not trigger during online sessions. Bandai Namco Entertainment Asia Critical Reception and Performance : Reviewers from sites like GoNintendo Nintendo Everything praise the addition of The Witch from Mercury
content as a breath of fresh air. The Aerial unit is noted for its fluid gameplay and powerful "Bit Stave" attacks. : Some community feedback on
expressed disappointment that this update did not include new missions, potentially limiting its long-term impact for players who had already completed the endgame grind. Conclusion From a preservation standpoint
: Update 1.40 is essential for fans of the modern Gundam era and provides necessary technical polish. However, it functions more as a "character pack" than a full expansion. are best for farming the new Uncap Materials included in this update?
Here’s a feature summary for SD GUNDAM BATTLE ALLIANCE - NSP (US) - Update 1.4:
Yes—with caveats. If you’re playing on a clean, unmodified Switch via the official eShop, the update will install automatically. If you use an NSP backup on a custom firmware (CFW) Switch:
From a preservation standpoint, 1.4 is the definitive offline version of SD Gundam Battle Alliance as of this writing. It’s stable, feature-complete for all current DLC, and runs at a solid 30 FPS on Switch hardware—even in handheld mode during chaotic 3v3 boss fights.
Article ID: SDBA-NSP-US-1.4-REVIEW
Platform: Nintendo Switch (NSP)
Region: USA
Latest Patch: Update 1.4.0
For fans of plastic model kits, sprawling mecha anime history, and action RPGs, few titles in 2022–2023 generated as much buzz as SD GUNDAM BATTLE ALLIANCE. Now, with the release of Update 1.4.0, the game has evolved significantly from its launch state. This article covers everything you need to know about the SD GUNDAM BATTLE ALLIANCE -NSP–US-Update 1.4.0, including new mobile suits, gameplay overhauls, and how to install it on your region-free or USA Switch console.
The Update 1.4.0 (available as an NSP for the US region) is not a minor bug fix—it is a substantial content drop that revitalizes the endgame. Released in late 2023, this patch brings the game to a "complete" state.