Serum: Toxic Survival Review Summary
Last updated: 2026-09-19
- Serum system drives survival gameplay
- Good core mechanics and progression
- Severe optimization problems and crashes
- Abandoned development causes no updates
- Poor combat system feels unfinished
- Avoid buying or refund requests
Emotions
Archetypes
Core metrics
Core business metrics
Steam review mix, revenue model, and refund leakage.
Steam review stats
- Steam rating
- Mixed (5/10)
- Total reviews
- 314
- Positive
- 15449.0%
- Negative
- 16051.0%
Sales estimations
- Estimated sales count
- 21,792
- Estimated revenue
- $544,582
- Game price
- $25
- Review → sale ratio
Refund leakage
- Refund-intent reviews
- 3829.01%
- Estimated copies lost
- 2,637
- Estimated revenue lost
- $65,899
Review pace
Statistical analysis
Sentiment vs playtime and velocity signals.
Sentiment Ă— Playtime
review counts| Bucket | Neg | Pos |
|---|---|---|
| ≤ 2h playtime | 3929.8% Avg playtime 1h | 53.8% Avg playtime 0.9h |
| > 2h playtime | 4534.4% Avg playtime 13.2h | 4232.1% Avg playtime 12h |
Velocity
review pace| Avg/day | 0.2 rev/day |
| Last 30d | 0.3 rev/day |
| Quarterly | 13.4 rev/qtr |
| Days covered | 830.9 days |
Audience segments
Who is reviewing
Buyer mixes, lifecycle phase, and Steam Deck signals.
Buyer vs key activations
Share of review volume
131 total
Organic purchasers10479.4%
Voted up: 34%
Key activations2720.6%
Voted up: 44%
Honeymoon vs endgame
Based on hours played
131 total
First impression0-2h5138.9%
Voted up: 18%
Mid game2-10h4836.6%
Voted up: 50%
Late game10-20h2317.6%
Voted up: 48%
Endgame20h+96.87%
Voted up: 33%
Steam Deck monitor
Deck vs global sentiment
Deck satisfaction
N/A
Global baseline 35.9%
0 Steam Deck-tagged reviews out of 314 total.