T3 Marty/Spearhead Cost adjustments

[vjt4]

#7187

7187.mp4

Description of the proposed changes

TLDR: T3 MArty goes from being 200% mass cost and 179% build time of a Spearhead. To 150% mass cost and build time of a Spearhead.

Reduce T3 MArty cost by 10%.
Reduce T3 MArty BT by 16.3%
Increase Spearhead Cost by 20%.

Numeric Changes

T3 mobile arty:

• 800->720M
• 8000->7200E
• 4300->3600BT

Spearhead:

• 400->480M
• 3000->3600E

Both units now have a 18m/s drain from a T3 factory.
T3 MArty completes construction in 40 seconds instead of 47.78 seconds.

Testing done on the proposed changes

Build all the units in a development environment following this tutorial changes applied as expected.

Additional context

https://discord.com/channels/197033481883222026/1525410032924229672
https://discord.com/channels/197033481883222026/1519910763186094150

Checklist

• Changes are annotated, including comments where useful
• Changes are documented in a changelog snippet according to the guidelines.
• Request 2-3 reviewers from the list of reviewers and their areas of knowledge.

[coderabbitai]

📝 Walkthrough

Walkthrough

T3 mobile artillery construction costs and build times are reduced, while the T3 mobile missile platform’s mass and energy costs are increased. Blueprint formatting is normalized, and the balance changes are documented in a new changelog snippet.

Changes

T3 mobile unit balance

Layer / File(s)	Summary
Unit blueprint economy updates units/UAL0304/UAL0304_unit.bp, units/UEL0304/UEL0304_unit.bp, units/URL0304/URL0304_unit.bp, units/XEL0306/XEL0306_unit.bp, units/XSL0304/XSL0304_unit.bp	T3 mobile artillery build costs and times are lowered, while the T3 mobile missile platform’s mass and energy costs increase. Audio, rate-of-fire, and closing-brace changes are formatting-only.
Balance changelog entry changelog/snippets/balance.7187.md	Documents the artillery reductions and missile platform cost increases.

Estimated code review effort: 2 (Simple) | ~10 minutes

Possibly related issues

• FAForever/fa#7187 — Directly covers the T3 mobile artillery and Spearhead balance changes implemented here.

Suggested labels: area: balance idea, area: unit-blueprint

Suggested reviewers: rhaelya

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Title check	✅ Passed	The title clearly summarizes the main balance changes to T3 Marty and Spearhead costs.
Description check	✅ Passed	The description includes the required sections, testing notes, context, and a checklist with the changelog snippet noted.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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[coderabbitai]

Actionable comments posted: 1

🤖 Prompt for all review comments with AI agents

Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

Inline comments:
In `@changelog/snippets/balance.7187.md`:
- Line 4: Update the changelog snippet’s PR identifier consistently: rename the
`balance.7187.md` snippet to use `7188` and change the referenced number in its
entry from `#7187` to `#7188`, unless the older identifier is intentionally
required.

🪄 Autofix (Beta)

Fix all unresolved CodeRabbit comments on this PR:

• Push a commit to this branch (recommended)
• Create a new PR with the fixes

---

ℹ️ Review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 0d31ccc7-8bba-49df-bd10-e541e3dd29a3

📥 Commits

Reviewing files that changed from the base of the PR and between 46a324c and 0214dfd.

📒 Files selected for processing (6)

• changelog/snippets/balance.7187.md
• units/UAL0304/UAL0304_unit.bp
• units/UEL0304/UEL0304_unit.bp
• units/URL0304/URL0304_unit.bp
• units/XEL0306/XEL0306_unit.bp
• units/XSL0304/XSL0304_unit.bp

[coderabbitai]

🎯 Functional Correctness | 🟡 Minor | ⚡ Quick win

Tie the changelog entry to PR #7188.

The reviewed PR is #7188, but this file is named balance.7187.md and line 4 references #7187. Rename the snippet and update the reference, or confirm that the older number is intentional.

🤖 Prompt for AI Agents

Verify each finding against current code. Fix only still-valid issues, skip the
rest with a brief reason, keep changes minimal, and validate.

In `@changelog/snippets/balance.7187.md` at line 4, Update the changelog snippet’s
PR identifier consistently: rename the `balance.7187.md` snippet to use `7188`
and change the referenced number in its entry from `#7187` to `#7188`, unless
the older identifier is intentionally required.