Build a Boss Game Passes — Worth Buying?
All four Roblox game passes explained with prices, pass IDs, and honest grind-vs-pay advice for Build a Boss.
[ENDLESS] Build a Boss is free to play on Roblox. Progress runs on cash and gems from fights, plus systems like the skills tree, AFK & dailies, and the named zone campaign. Optional game passes speed that loop with Robux. This page lists every pass verified from the Roblox API, what each does, and when grinding is smarter than paying.
There are no promo codes that unlock these passes for free (Codes Hub). Pass ownership does not invent a rebirth system—none has been found. Always buy from the official Build a Boss experience store, not third-party sellers.
Complete pass list (Roblox API)
| Pass | Price | Pass ID | Effect |
|---|---|---|---|
| FULL UNLOCK | 399 R$ | 1968216318 | Unlock every buyable slot forever |
| SECOND CHANCE | 249 R$ | 1962092100 | One free revive every attempt |
| DOUBLE GEMS | 199 R$ | 1967028604 | Double gems from stars |
| DOUBLE CASH | 149 R$ | 1962284042 | Double cash from kills |
Prices can change if taapr studios edits the store—recheck in-game before spending. IDs above are the verified game-pass identifiers as of the September 2026 research pass.
FULL UNLOCK (399 R$) — slots forever
What it does: Permanently unlocks every buyable build slot so you stop drip-paying cash/gems (or equivalent in-game costs) for chassis space.
Who it helps:
- Players chasing dense late builds and Endless longevity
- Anyone repeatedly hitting the CROWDED / LAND OWNER badge wall because slots—not skill points—are the bottleneck (Skills & Slots)
Who should wait:
- Brand-new accounts still learning Scrapyard / Frostlands
- Players whose fail mode is DPS or armor identity, not part count
Grind alternative: Earn slot unlocks through normal play and badge-oriented goals. Slower, but teaches which parts you actually need before the chassis gets huge.
Verdict: Best as a mid/late convenience after you know your archetype (Best Builds), not as a day-one vanity buy.
SECOND CHANCE (249 R$) — free revive per attempt
What it does: Grants one free revive every attempt—a safety net when a spike or mis-pilot would otherwise end the run.
Who it helps:
- Endless mode climbers protecting Top 50 / 25 / 5 pushes
- Star attempts on stingy late zones where one mistake wipes a long clear (Three Stars)
- Mobile players with higher mis-tap risk (Mobile Tips)
Who should wait:
- Players who die because the boss has no identity—revives do not fix mush loadouts
- Anyone still failing early zones; fix the build first (How to Build)
Grind alternative: None for the revive itself. Improve sustain and clear speed so you need fewer revives. Practice on farm levels before spending Robux on a crutch.
Verdict: The most mode-specific pass. Highest value when you already clear mid zones and are practicing hard content—not when you are still buying your first gun role.
DOUBLE GEMS (199 R$) — gems from stars ×2
What it does: Doubles gems earned from stars. Stars remain the scarce-currency lever; this multiplies that lever.
Who it helps:
- Players who already three-star farm and mid stages on purpose (Farming)
- Accounts saving for expensive skill or shop breakpoints
Who should wait:
- Players who rarely star anything—2× zero is still zero
- Day-one accounts that should be learning clears, not optimizing gem/hour
Grind alternative: Star backlog cleanup zone by zone (Progress Tracker). AFK and dailies help soft currency (AFK & Dailies) but do not replace starring.
Verdict: Strong once starring is a habit. Weak if you only push first clears.
DOUBLE CASH (149 R$) — cash from kills ×2
What it does: Doubles cash from kills, accelerating everyday shop buys and rebuild experiments.
Who it helps:
- Active grinders who already have a fast farm printer
- Players rebuilding often while learning archetypes
Who should wait:
- Casual players who only clear a few levels per session—the absolute gain is smaller
- Anyone about to quit if the boss feels wrong; fix the plan first
Grind alternative: Better farm level selection, higher success rate, and starring for combined income (Farming guide).
Verdict: Cheapest economy pass and the usual first Robux spend for dedicated farmers. Still optional—the game is playable without it.
Buy order suggestions (if you buy any)
These are suggestions, not requirements:
- DOUBLE CASH — if you play long sessions and rebuild often
- DOUBLE GEMS — once you consistently three-star farm stages
- SECOND CHANCE — when Endless or late star attempts are your focus
- FULL UNLOCK — when slots—not knowledge—are the bottleneck
Skip straight to SECOND CHANCE only if Endless climbing is already your main loop and economy feels fine.
Passes vs grinding — honest framing
| Goal | Prefer grind | Prefer pass |
|---|---|---|
| Learn the shop | Always | — |
| Fund early guns/armor | Farm + stars | DOUBLE CASH later |
| Gem sinks / skills | Star backlog + dailies | DOUBLE GEMS if starring a lot |
| Slot ceiling | Play toward Crowded / Land Owner | FULL UNLOCK when ready |
| Hard attempt safety | Better armor/DPS | SECOND CHANCE |
Passes amplify good habits. They do not replace Getting Started, zone pacing, or rebuild discipline (Rebuild vs Upgrade).
Safety and store hygiene
- Buy only inside Roblox’s official pass UI for this place (
121716260544429). - Ignore accounts selling “cheap Full Unlock” outside Roblox—scams.
- Passes are account-bound convenience, not tradable wiki currency.
- After purchase, still re-read tooltips when Patch Notes land; passes do not freeze balance.
Related reading
- Endless Mode — where Second Chance shines
- Skills & Slots — what Full Unlock accelerates
- Cash & Gems Farming — grind baselines
- AFK & Dailies — free soft progress
- Guides Hub — full index
Pay for time if you enjoy the game and can afford it. Otherwise the four passes are optional multipliers on a loop that already works with fights, stars, skills, slots, AFK, and dailies.
Frequently Asked Questions
Quick answers for Build a Boss players.
How many game passes does Build a Boss have?
Four verified passes: Full Unlock (399 R$), Second Chance (249 R$), Double Gems (199 R$), and Double Cash (149 R$).
Do I need game passes to finish the zones?
No. The Scrapyard→First Light campaign, skills, slots, AFK, and dailies all work free-to-play. Passes only accelerate.
Which pass should I buy first?
Dedicated farmers usually start with Double Cash. Endless climbers often prefer Second Chance. Skip buys until your archetype is clear.
Can codes unlock game passes?
No verified promo codes grant these passes. Use the Codes Hub for future string drops only—never third-party pass sellers.
Does Full Unlock replace the skills tree?
No. Full Unlock targets buyable build slots. Skills still need purchasing toward goals like Fully Wired—see Skills & Slots.