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Wyvern DEV

Code mount from SECRETDEV, not a staff-only dev ride.

Wyvern DEV in [🎃] MOUNT RNG

Wyvern DEV: Code mount from SECRETDEV, not a staff-only dev ride. Get it by Redeem SECRETDEV once. Use it to Keep. Do not confuse it with untradeable staff mounts.

By [🎃] MOUNT RNG WikiLast updated:

What is Wyvern DEV?

SECRETDEV is listed as an exclusive Wyvern DEV mount on some pages and only as freebies on others. It is a promotional code, unlike Master Sword Dev, which is a staff mount you cannot redeem.

Published facts

FactValue
RarityCode exclusive
nameWyvern DEV
obtainMethodRedeem SECRETDEV once.
rarityCode exclusive
usageKeep. Do not confuse it with untradeable staff mounts.

How do you get Wyvern DEV?

Redeem SECRETDEV once.

How do you use Wyvern DEV?

Keep. Do not confuse it with untradeable staff mounts.

FAQ

Wyvern DEV questions

What is MOUNT RNG?

MOUNT RNG is a Roblox incremental simulator by TaleSun Studios. You roll for more than 700 mounts, sell duplicates for Essence, unlock islands, and fight beasts. Version 1.54, Update 54, is the Halloween update described on the official page.

How do I raise Luck without Robux?

Like the game, join the TaleSun Studios group, and turn on notifications for +20 Luck. Each friend in your 12-player server adds +5 Luck, and those bonuses stack. Free ground potions add +50 Luck for one minute. Buy Ultra Luck only after that free stack is on.

Which codes should I try first?

Try CORTISOL, FORTNIGHT, LESSON5, SIGH, and 2YEARS first. Mid-October 2026 lists repeat those more often than the rest. The other active rows are still printed by at least one October list and marked expired by another, so enter each one once and stop if it fails. The live version 1.54 description does not print code strings.

How many official badges are there?

The Roblox catalog for this experience lists seven badges: Welcome to Mount RNG, Auntum Fields, Paradise Island, Frozen Reach, Celestial Peak, The Magma Lair, and Against the Test of Time for obtaining Azatoth on the secret island.

Related
MountsRoblox NoobA starter mount cited around 1 in 6.Read guideMountsSkateboardAnother early common that auto-sell filters often target.Read guideMountsFloating CubeA common cube. Not the Old Floating Cube from the SIGH code.Read guideMountsBattle BusExclusive mount from the FORTNIGHT code.Read guideMountsJohnny JoestarExclusive mount from the LESSON5 code.Read guideMountsHaru UraraUma Musume mount from the URARA code.Read guideGuideHow to play MOUNT RNGThe first-hour loop: redeem codes, turn on free Luck, auto-roll, sell junk for Essence, then buy the next island key.Read guideGuideHow to stack LuckAdd the official +20 and friend bonuses first, then time potions, the 10-roll meter, Stars, and passes so short buffs are not wasted.Read guideGuideHow to farm EssenceEssence comes from selling mounts, quests, and some codes. Spend it on the next key before you spend it on potions.Read guideCategoryAll MountsRead guideCodes[🎃] MOUNT RNG CodesActive, redeem, and expired lists.Read guideVideos[🎃] MOUNT RNG Video TutorialsWatch practical walkthroughs and progression tips.Read guideCodesHow to redeem [🎃] MOUNT RNG codesWhere a redeem box would appear after a patch.Read guideCodesExpired [🎃] MOUNT RNG codesRetired strings and why fake lists stay empty.Read guideTools[🎃] MOUNT RNG toolsEditorial pickers and calculators.Read guideTools[🎃] MOUNT RNG class pickerPublished roster topics for reference.Read guide
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See also

MountsUma Musume exclusiveMount from UMAMUSUME. Some lists name it Goldship.Read guideMountsUma Musume second exclusiveMount from UMAMUSUMEAGAIN. Some lists name it Mambo.Read guideMountsOld Floating CubeCode mount from SIGH. Different from a normal Floating Cube.Read guideMountsLow CortisolExclusive from CORTISOL, the newest widely repeated code.Read guideSame topic[🎃] MOUNT RNG databasereferenceRead guideSame topic[🎃] MOUNT RNG Map & RoutesreferenceRead guide