Plan and test game mechanics

A mechanic needs an observable rule: an action, a change in state and feedback to the player. Before adding more systems, test whether the first action, win condition and restart work together. The existing guides below provide the starting workflow and debugging checks.

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Prepare a game for publishing

Publishing starts with a game that can be tested, understood and maintained. Check the available creator controls, audience settings and safety requirements before a release. Use the publishing guide for the sequence, and the troubleshooting guide for an actual blocked step.

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BC-0080 · CORE GUIDE

Editorial review 2026-09-26

Roblox Build Achievement Generation

The Build overview on Creator Hub includes achievements among its generated elements. Specify what is recognized, when it is earned and what the player sees; in-game progress feedback is not proof of platform badges, account ownership or saved awards.

Objective

Define and inspect an achievement without conflating local feedback with platform or persistent awards.

Before you start

Choose an observable accomplishment.
Declare whether its state belongs to an attempt or another explicitly verified scope.
Separate recognition from payments or promised lasting benefits.

Steps

Write the exact earning condition and the event that satisfies it.
Attempt a near-miss that should not qualify.
Perform the qualifying action and inspect the visible marker.
Repeat the trigger to check duplicate awarding.
Restart and compare the marker with the declared state scope.

Verification

The earning condition is distinguishable from simply being near the objective.
The marker appears after the accomplishment rather than before it.
Continued contact does not create unintended repeated credit.
Reset behavior and the player-facing wording describe the same persistence scope.

Limitations

This does not confirm platform badge creation, account entitlements or saved award delivery.
The broad generation description cannot resolve persistence for a particular game.
The example is an acceptance contract, not a claimed completed Roblox test.

Working notes

An achievement needs a completion condition before it needs a badge-shaped graphic. Decide whether it recognizes finishing a route, performing an optional challenge or demonstrating a particular behavior. The condition should be observable enough that the player and creator can distinguish an earned result from an attractive but unconditional notification.

Name the scope of the earned state. A marker for the current attempt, a session-long record and a saved account award are different requirements. If the prototype only inspects the current attempt, say so in the working brief and avoid presentation that promises ownership after leaving or returning.

Check the boundary around completion. Approaching the goal should not earn a delivery achievement before delivery occurs. Remaining inside the goal should not repeatedly award it. Restart should clear or preserve the marker according to the stated scope, not accidentally inherit whichever state happened to survive.

Separate recognition from a valuable reward. A visual milestone and a purchase entitlement have different delivery risks. Do not attach payment or a promised persistent benefit to an unverified achievement condition. First establish that the underlying event is correct and that duplicate triggering is handled as intended.

Examples

Achievement contract: recognize a completed delivery during the current attempt; show a completion marker only after the depot accepts a carried parcel; repeated depot contact does not create another completion; retry clears the marker with the attempt state.
Negative check: reach the depot without the parcel and inspect the marker. Then complete the actual delivery and compare the outcome. This distinguishes destination proximity from the intended accomplishment.
Presentation boundary: 'Delivery completed this attempt' describes an inspected local outcome. 'Permanent account badge unlocked' adds ownership and persistence claims that need a separate verified implementation and should not be inferred from the graphic.