Mutation
Spotless
Updated:
A 3x multiplier given to items in perfect cosmetic condition.
- Value Multiplier
- 3x
- Visual Style
- White + cyan glow
- Obtainable
- yes
- Source
- ✅ verified
Overview
Spotless is the 3x mutation in Storage Hunters: Open World — a uncommon entry in the 24-mutation roster. Spotless is the bottom of the uncommon tier at 3x — the minimum threshold for a 'meaningful' single-mutation roll on most loot.
White with cyan glow — the cleanest-looking finish in the uncommon bracket. Applied to a Scrap Dominus ($565 base, the canonical mutation-stacking example from the mutation-strategy guide), a single Spotless roll lands the item at roughly $1,695 pre-stack.
In Depth
Spotless applies a 3x multiplier to an item's sell price. The mutation is identified visually by its white + cyan glow, and per the entity record it is obtainable through normal play (`obtain: yes`).
Like every confirmed mutation, Spotless contributes additively when stacked with other mutations on the same item. The mutation-strategy guide states the rule plainly: "When an item rolls multiple mutations, the multipliers ADD — they do not multiply." A Silver (2x) plus Gold (4x) item sells for 6x base, not 8x. Read Spotless's 3x the same way — it contributes 3x to whatever the total stack multiplier ends up being, not as a standalone "3x on top of everything else" effect.
Concretely: a Scrap Dominus ($565 base) with a single Spotless roll lands at roughly $1,695. The same Scrap Dominus with the same Spotless plus a Void (35x) lands at ($565 × (3 + 35 − 1)) = $20,905 — the additive math is what makes high-base items the right place to chase Spotless stacks, not low-base junk loot.
Mechanics
- Multiplier: 3x (numeric 3), applied at sell time.
- Tier: uncommon — shares this tier with other mutations (Ancient, Firefly, Gold).
- Stacking rule: additive (not multiplicative). Multiple mutations on the same item combine into a single summed multiplier, per the mutation-strategy guide.
- Visual identifier: White + cyan glow.
- Area-agnostic: the mutation system applies to every item regardless of which area's auction it came from — Junk Yard, Back Alley, Farmyard, and Shipyard all roll under the same rules.
- Source confidence: multiplier value verified against existing entity data; drop rates and per-area odds explicitly NOT documented per the mutation-strategy guide.
Pros & Cons
Pros
- 3x contribution to any item it rolls on — meaningful payout when applied to high-base loot.
- Additive stacking means this mutation always contributes its full value to a combined stack — no diminishing returns.
- Solid mid-range multiplier — meaningfully better than no mutation, especially when stacked with one or two more.
- Area-agnostic — can roll on items from any of the four areas, so chasing it does not lock you into a specific progression stage.
Cons
- Stand-alone value is moderate — the real payoff comes from stacking it with other mutations on the same item.
- Drop rates and per-area odds are not publicly documented — strategic planning relies on volume play rather than targeted chasing.
- Even at this multiplier, a low-base item does not produce a large absolute dollar gain — focus on high-base loot.
- Combining mutations requires repeated favourable rolls on the same item, which the public wiki does not document as a controllable process.
Quick Reference
| Multiplier | 3x |
|---|---|
| Numeric Value (for stacking) | 3 |
| Tier | uncommon |
| Visual Identifier | White + cyan glow |
| Obtainable | Yes (drop conditions not exhaustively documented) |
| Stacking Rule | Additive — combines with other mutations as a sum, not a product (mutation-strategy guide) |
| Source Confidence | Multiplier verified against existing entity data + mutation-strategy guide |
How To Use
- Use the Mutation Stacker calculator (/tools/mutation-stacker) to model Spotless's 3x contribution against any item base price before chasing the roll on auction.
- Stack Spotless with other mutations to maximise return — remember the additive rule: a 3x plus another 5x mutation lands at 8x total, not 15x.
- Target Spotless rolls on the highest-base items you can afford to bid on — Shipyard machinery (Industrial Robot Arm, Hydraulic Press) and Exclusive accessories (Gangster Dominus class) pay back the multiplier most clearly.
- Do not waste Spotless on low-base Junk Yard loot ($0.10 floor items); the absolute dollar gain on a $0.10 base is too small to matter even at 3x.
- Track which auctions and areas tend to produce mutated items in your sessions — public sources do not document drop rates, so the only meaningful data is your own observation.
Patch History
- Patch-level history for this mutation is not publicly documented on the Storage Hunters Wiki at the time of writing. Refer to the official Roblox game page for the latest in-game update notes.