BC-0074 · CORE GUIDE
Editorial review 2026-09-26
What to Put First in a Roblox Build Prompt
Put the playable interaction near the beginning of the brief, followed by its goal, failure and retry rules. Add setting and visual preferences after the core behavior is clear, using order to expose priorities rather than as a claimed algorithmic trick.
Objective
Order a brief so its interaction and priorities are easy to review.
Before you start
- Decide whether this is an initial creation or a follow-up.
- Write the core action and completion rule.
- Identify behavior boundaries separately from setting preferences.
Steps
- Lead an initial brief with the player's action and immediate feedback.
- Place success, failure and retry rules together.
- Add relevant control and scope constraints.
- Move optional setting and appearance after the core contract.
- For a follow-up, lead instead with the observed discrepancy and requested difference.
- Read the structured brief for omissions before sending, then inspect the result.
Verification
- The opening identifies a playable action rather than only a theme.
- Completion and recovery rules are easy to locate.
- A repair prompt clearly differs from a new-project request.
- Appearance preferences do not hide essential behavior.
- No claim is made that sentence order guarantees compliance.
Limitations
- This ordering is an editorial writing aid, not an official required format.
- Different coherent briefs can express the same design.
- Structure cannot make an unsupported or untestable feature request reliable by itself.
Working notes
Open with what the player does. A delivery game begins with carrying an item to a destination, not with the history of its fictional town. The setting can still matter, but the reader of the brief should be able to identify the playable loop before encountering a long list of decorative details.
Place the ending conditions beside the action. State how progress becomes success and what interrupts the attempt. Then explain how another attempt starts. Keeping these rules adjacent makes contradictions easier to notice, such as a retry request that removes the very object needed to complete the next run.
Use a separate preservation section for a follow-up. When revising an existing game, lead with the observed problem and requested difference, then identify working behavior that must remain. Repeating an initial creation brief at the top can obscure that the task is now a bounded repair rather than a new project.
Do not treat order as a guarantee of model priority. A well-ordered prompt helps you express and review intent; it does not establish how a particular generation system weights sentences. Inspect the resulting game even when the message follows your preferred structure.
Examples
- Initial brief order: guide a courier carrying a parcel to the marked depot; show carrying and completion state; falling ends the attempt; retry restores the parcel and entrance; use a quiet harbor setting with hazards visibly distinct from safe ground.
- Follow-up order: after retry, the parcel remains unavailable; restore attempt collectibles and clear the completed state; preserve movement, the route and the harbor appearance. This order makes the repair and its boundaries visible without retelling the whole concept.
- Review exercise: hide the setting paragraph and read the remaining brief. If you can no longer tell what the player does or what counts as success, the mechanic was probably buried inside theme description and needs a clearer statement.