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As of November 8 there are no working codes - the developer has posted none on the game page or group since the October launch, and the game doesn't have a code entry box yet. New codes typically arrive with update milestones; the game patches almost daily, so this can change fast.

Where the first code would appear

  1. 1
    The game's Roblox description

    3C GAMES would post a launch code in square brackets at the top of the description - that's the standard for tycoon releases.

  2. 2
    The 3C GAMES Roblox group

    Join it - group announcements are where smaller studios drop codes before trackers pick them up.

  3. 3
    Update milestones

    Visits and likes milestones are the usual code triggers; the game just crossed into trending, which is exactly when first codes tend to land.

Grow faster without codes

The economy is passenger income - these are the levers that matter early.

Connect, don't scatter

Linked stations move passengers between each other - one connected line outearns several isolated stations.

Upgrade before expanding

Station upgrades raise per-passenger income; a small upgraded network funds expansion faster than a big flat one.

Landmarks compound

Landmarks develop the city itself and push income up across every line that serves it.

New cities, new routes

Expanding to Korea, Japan, Hong Kong and the US adds separate passenger pools - unlock them when your home income plateaus.

FAQ

Does LINE UP! Metro Tycoon have a codes button?

No - as of November 2026 there's no code entry in the UI. When one appears, it would sit in the side menu like most tycoon games.

A site lists working codes - real?

Not right now. With no code menu in the game, no code can be redeemed; treat any "working" list as fabricated.

When will codes arrive?

Unknown, but the pattern for trending tycoons is a launch-milestone code within the first few weeks - the game hit the trending charts in early November, so it's a reasonable watch.