All Star Tower Defense: How to Redeem Codes – March 2026 Guide

All Star Tower Defense Codes in March 2026: What You Get

All Star Tower Defense (ASTD) codes are one of the fastest ways to stock up on Gems, Stardust, and even exclusive units without grinding story or Infinity for hours. The March 21, 2026 update keeps several high-value codes active, plus a new drop, making this a good moment to log in and clear your backlog of redemptions.

Codes in ASTD are case-sensitive and time-limited, and many of the best ones now have level and playtime requirements. That means you want to prioritize redeeming the highest-value entries on your main account as soon as you qualify.

Active All Star Tower Defense Codes (March 21, 2026)

Here are the codes confirmed active as of the March 21, 2026 update, based on in-game testing and the latest patch notes. Rewards and requirements are included where the game explicitly shows them.

• ultramicro – rewards (new!)
  A fresh code mainly for currency. Expect a small bundle of Gems and/or Stardust, good for topping off before a banner pull.
• superluffysubcount – 1,500 Gems + Mystical Zorro unit
  Requirements: Level 100+ and at least 10 minutes of playtime on the account. The Zorro unit is Mystical rarity and only available through this code.
• superdaydaykid100ksubs – 1,500 Gems + Pizza Girl unit
  Requirements: Level 100+ and at least 10 minutes of playtime. Pizza Girl is a support-style unit tied to this promotional code.
• omgupdate2024 – 240 Stardust + 9,000 Gems
  Requirements: Level 80+ and at least 10 minutes of playtime. One of the most generous currency codes currently live.
• sbrupdate – 240 Stardust + 9,000 Gems
  Requirements: Level 40+ and at least 5 minutes of playtime. Slightly lower gate than omgupdate2024, with comparable value.

If you are below the listed level requirements, the game will simply refuse the code and show a message. The code itself is still valid; you just need to bring that account up to the required level and playtime and redeem again later.

Which Codes Should You Redeem First?

Because many players juggle multiple Roblox experiences, it is easy to sit on codes until they quietly expire. In ASTD specifically, the priority should be:

• omgupdate2024 and sbrupdate – these two provide the largest raw injection of Gems and Stardust. Being able to pull on the current banner and roll Stardust for special units has a direct impact on your roster power.
• superluffysubcount – even if your Gems are in good shape, the Mystical Zorro unit tied to this code is effectively a one-time collectible. Currency can be farmed; limited units usually cannot.
• superdaydaykid100ksubs – similar logic: Pizza Girl is a unit reward with bonus Gems. If you miss this window, there is no guarantee she will be obtainable elsewhere.
• ultramicro – solid to redeem whenever you log in, since new codes like this tend to have shorter lifespans. Treat it as a top-up code rather than a centerpiece.

Redeem all of them on your highest-level account first. Level gates mean that redeeming on low-level alts is often wasteful unless those accounts are part of a long-term plan.

Step-by-Step: How to Redeem Codes in All Star Tower Defense

ASTD’s redemption system is straightforward, but the UI is easy to overlook if you have not used it before. Follow these exact steps:

1. Launch the Game and Load Into the Lobby

From the Roblox home screen:

• Search for All Star Tower Defense and press Play.
• Wait for your character to load into the main lobby (the hub where you can walk around, see other players, and access Story, Infinite, etc.).

Codes cannot be redeemed from a loading screen; you must be in the actual lobby.

2. Open the Settings (Gear) Menu

Look at the top-left corner of your screen. You will see a small gear icon, which opens the Settings menu.

• Click or tap the gear symbol in the top-left.
• This opens a Settings panel with various options and a code input box.

3. Enter an Active Code Exactly as Shown

In the Settings panel you will see a text field labeled something like “Enter Code”.

• Click into the text box.
• Type or paste one of the active codes, for example: omgupdate2024 or superluffysubcount.
• Make sure there are no extra spaces at the start or end. Codes are case-sensitive; match the lowercase/uppercase exactly.

4. Confirm and Check Your Rewards

After entering the code, press the confirmation button (this may be an Enter press on keyboard or the on-screen confirm/OK button, depending on your device).

• Click into the text box.
• Type or paste one of the active codes, for example: omgupdate2024 or superluffysubcount.
• Make sure there are no extra spaces at the start or end. Codes are case-sensitive; match the lowercase/uppercase exactly.

4. Confirm and Check Your Rewards

After entering the code, press the confirmation button (this may be an Enter press on keyboard or the on-screen confirm/OK button, depending on your device).

• If the code is valid and you meet the requirements, you will see an on-screen message showing the reward, and your Gems/Stardust/unit inventory will update instantly.
• If the code is invalid, expired, or you do not meet the level/playtime requirement, the game will show a message explaining that the code cannot be used.

Repeat the process for each active code. ASTD does not force you to re-open the Settings menu after each redemption, so you can stay on this screen and enter codes one after another.

Common Code Problems and How to Fix Them

If a code will not go through, the game rarely tells you exactly why. In practice, most issues fall into a few predictable categories.

• Code is expired – ASTD codes are often tied to updates, events, or visit milestones and quietly switch off after a while. If the message just says something generic like “Invalid code,” and you are sure you typed it right, assume it has expired.
• Level requirement not met – For codes like superluffysubcount, superdaydaykid100ksubs, omgupdate2024, and sbrupdate, your account must be a specific level and have a minimum amount of total playtime. Level up via Story or Infinite, then try again.
• Already redeemed – Each code is one-time per account. If you used it weeks or months ago, attempting again will give an error. There is no way to check a historical list inside the game, so you have to rely on memory or notes.
• Typos and spacing – Copy-pasting from external sites sometimes adds an extra space at the end of the code. Delete any invisible spaces before confirming. Also double-check lowercase L vs. uppercase I, and zero vs. letter O.
• Private server / region hiccups – On rare occasions, new codes take a bit longer to register correctly in every server instance. If a fresh code is widely reported as working but fails for you, rejoin a different server or restart Roblox and try again.

If none of these apply and a code that should be active still does not work, the fastest place to confirm its status is the official ASTD Discord, where players typically post live results within minutes of a code dropping or expiring.

ASTD vs. All Star Tower Defense X Codes: Do Not Mix Them Up

It is important to distinguish between All Star Tower Defense and All Star Tower Defense X (ASTDX). They are separate Roblox experiences with different balance, progression, and completely different code lists.

Key differences to keep in mind:

• Codes are not cross-compatible – An ASTDX code such as NEWUPDATESTUFF or DEVLOG1 will not work in the original ASTD client, and vice versa.
• Reward types differ – ASTDX codes tend to focus on items like Trait Burners and special cubes, while ASTD codes focus on Gems, Stardust, and units.
• Level gates can be stricter in ASTDX – Some ASTDX codes require specific player levels or progression points. The original ASTD also uses level gates, but with a different curve and thresholds.
• Verification is more fragmented – For ASTDX, multiple community sources report slightly different reward contents, and some codes (for example, seasonal ones) are contested. Always redeem directly in-game and use the official ASTDX Discord or in-game announcements to verify their current status.

When browsing social media or guides, always check which version a code is for before trying it. The game’s name in the Roblox experience panel and the visual style of the lobby are the easiest quick checks.

Where New All Star Tower Defense Codes Usually Appear

Understanding where and why codes drop helps you catch them early, before they hit the expired pile.

• Major updates – Codes like omgupdate2024 and sbrupdate are classic examples: they arrive alongside big content patches, bug-fix updates, or system overhauls.
• Milestone celebrations – Many older codes in the expired list reference things like 6billionvisits, 1millikes, or anniversaries. When ASTD hits a big visits, likes, or favorites milestone on Roblox, expect a new code.
• Seasonal and holiday events – Names such as happyholidays, happy3yearanniversary, and happyspookymonth follow a clear pattern. When real-world holidays come around, checking for new codes is worthwhile.
• YouTuber/creator collaborations – Several codes contain creator names or slogans (for example, navyxflame... series, or superluffysubcount, superdaydaykid100ksubs). These are often announced on the creator’s channel, the game’s Discord, or Twitter/X.
• Compensation codes – When there are outages or major bugs, developers sometimes drop apology codes, typically with “sorry”, “delay”, or “maintenance” in the name. Watching the Discord after a long maintenance window is a good habit.

For live monitoring, the two main official sources are:

• Official Discord – Often gets codes first, sometimes even Discord-only exclusives that never make it to the Roblox description page. Check the announcements or codes channel.
• Official Twitter/X account – Common place for milestone and update codes, usually paired with patch notes or celebration posts.

Following both channels and quickly testing new codes in-game is the best way to avoid missing high-value drops.

Using Your Free Gems, Stardust, and Units Efficiently

Once you have redeemed the current batch of ASTD codes, the next question is how to convert those freebies into actual power for your roster.

• Plan your banner pulls – Do not scatter your 9,000+ Gem rewards on random banners. Check which meta-relevant units are currently featured and spend in focused bursts rather than small, frequent pulls.
• Use Stardust strategically – Stardust is usually slower to obtain than Gems. Save the 240+ Stardust from codes like omgupdate2024 and sbrupdate for limited banners or higher-impact rerolls instead of casual spending.
• Test new units in lower-risk content – Units like Mystical Zorro and Pizza Girl fit into specific roles. Instead of immediately slotting them into your main Infinite run, try them in Story or lower wave Infinite to understand their range, damage scaling, and synergy.
• Keep an eye on level requirements for future codes – Since some of today’s best codes require Level 80 or 100, pushing your account a bit further now makes you automatically eligible for the next wave of high-gated codes.
• Avoid hoarding codes – Unlike in some gacha games, holding back ASTD codes “for later” offers no benefit and only increases the risk of expiration. Redeem promptly, and then decide when to spend the resources.

Used correctly, the March 2026 codes can cover a significant portion of your next few banners and give you access to limited units that will not reliably return, if at all.