SD Gundam G Generation Codes December 2025 — Latest Redeem Codes & Rewards

December 2025 arrives with a refreshed lineup of SD Gundam G Generation ETERNAL redeem codes, offering players a premium chance to secure free Diamonds, Premium Airframe Supply Tickets, exclusive titles, and account items. 

These promotional codes released through official updates, community events, and developer milestones provide meaningful boosts for both newcomers and tactical veterans.

Because these codes often expire without warning, players are encouraged to redeem them swiftly and follow verified sources to track the latest rewards throughout the month.

What Is SD Gundam G Generation ETERNAL?

SD Gundam G Generation ETERNAL is a dynamic, mobile turn-based strategy game featuring a wide roster of over 500 Mobile Suits drawn from legendary Gundam timelines, including Mobile Suit Gundam, ZZ, SEED, Iron-Blooded Orphans, Unicorn, and more.

The game combines squad customization, tactical grid-based combat, story-driven missions, and unit evolution systems. Promo codes serve as an important progression advantage, granting players valuable premium resources that accelerate unlocks and upgrades.

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Latest Active SD Gundam G Generation Codes (December 2025)

Here are the currently confirmed working promo codes for SD Gundam G Generation ETERNAL as of the latest December update:

• GGETSURVEY3 – Diamonds ×300

• GFANCLUB – Title ×1

• GGETSURVEY2 – Diamonds ×300

• GGETGCG – Premium Airframe Supply Ticket ×1

• GBASE1 – Premium Airframe Supply Ticket ×1

• GBASE2 – Premium Airframe Supply Ticket ×1

• TSTGGET1 – Premium Airframe Supply Ticket ×1

• TSTGGET2 – Premium Airframe Supply Ticket ×1

• GGETPB – Premium Airframe Supply Ticket ×1

• ARSENALBASE (Japan Server Only) – Premium Airframe Supply Ticket ×1

• 7KFEFLR – Premium Airframe Supply Ticket ×1

• 7ACGFLR – Premium Airframe Supply Ticket ×1

• GINFOR – Premium Airframe Supply Ticket ×1

These codes grant high-value items especially Airframe Supply Tickets supporting early game roster growth and increasing a player’s chance to pull high-rarity Mobile Suits from the gacha.

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How to Redeem SD Gundam G Generation Codes (2025 Guide)

Redeeming codes require access to the official redemption site and a linked Bandai Namco ID.

Step-by-Step Redemption Process:

1. Go to the official SD Gundam G Generation ETERNAL promo code website.

2. Click “Promotion Code” in the top navigation bar.

3. Log in with your Bandai Namco ID.

4. Enter your promo code exactly as written.

5. Press Redeem.

6. Open your game and claim the rewards from your in-game mailbox.

Important:
If you haven’t linked your Bandai Namco ID, open the game menu, choose “Link Data”, and connect your account first.

Expired SD Gundam G Generation Codes

The following previously active codes have already expired:

• TSYMCET – Premium Airframe Supply Ticket ×1

• GGETSURVEY – Diamonds ×300

Expired codes will no longer function even if they appear on legacy websites or forums.

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Troubleshooting: Why Your Code Doesn’t Work

If a code fails to redeem, the issue usually falls under one of the following factors:

• Expired: The code is no longer active.

• Mistyped: Codes are case-sensitive copy/paste to avoid errors.

• Already Redeemed: Codes work once per Bandai Namco account.

• Region-Locked: Some codes, such as ARSENALBASE, are Japan-only.

• Unlinked Account: A connected Bandai Namco ID is mandatory.

Correct the issue and retry the redemption process to ensure successful claiming.

Conclusion

December 2025 reinforces the importance of staying active in the SD Gundam G Generation ETERNAL community. With a new selection of promo codes offering free Diamonds and Premium Airframe Supply Tickets, players gain meaningful opportunities to reinforce their squads, expand their Mobile Suit collection, and improve battlefield readiness.

These codes are more than small bonuses; they provide tactical leverage in a game built around unit diversity and strategic depth. By redeeming codes regularly, ensuring your Bandai Namco ID is properly linked, and keeping track of new releases, you maintain a consistent advantage while navigating every mission, challenge, and campaign the game presents.

Whether you’re a long-term commander or a new recruit, these December 2025 codes offer the perfect boost to elevate your journey through the Gundam universe.

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FAQ

How often do new SD Gundam G Generation codes come out?

New codes are typically released during special events, survey campaigns, collaborations, and major updates usually several times each month.

Do I need a Bandai Namco ID to redeem codes?

Yes. All promo redemptions require a Bandai Namco ID linked to your game account.

Why is my SD Gundam code not working?

It may be expired, region-locked, already used, or mistyped. Double-check the code and your account linkage.

What rewards can I get from these codes?

Most codes grant Diamonds, Premium Airframe Supply Tickets, titles, assembly materials, and other valuable progression items.

Can I redeem codes inside the SD Gundam app?

No. Codes must be redeemed through the official promo code website, and rewards are delivered via in-game mail.

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