The Game Census
Blackout Z: Slaughterhouse Edition cover art

Blackout Z: Slaughterhouse Edition

NukGames · 2017-10-20

Steam

ActionIndie

Modes: Single player

Releases: Oct 20, 2017 (PC (Microsoft Windows))

Blackout Z' is a super fast top-down view shooter where you face ZOMBIES, SAWS and the DARK. Do you have what it takes to have what it takes to survive the zombie apocalypse with only your gun and an old flashlight?

10
playing now
82%
positive of 1.9k reviews
Very Positive
steam's rating (official)
100,000–200,000
owners (SteamSpy est.)
39/100
IGDB user rating (5 ratings)
1
Nexus mods (38 downloads)
platinum
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$0.49
steam price (US)

10 players in-game as of 2026-10-15 06:00 UTC (census sample)

Health check

Quietly active
  • · 10 players in-game at the last census sample.
  • · 64 reviews in the last 8 weeks (~8/week).
  • · Review velocity up 42% vs the prior 8 weeks.
  • · Top 11% of 27,841 Action games in the census by review count.

Health tier since 2026-08-30

Estimated sales: 49k–116k copies

Review-multiple estimate from 1,941 total reviews — how this is computed.

All-time low: $0.17 at GreenManGaming (2020-12-16) · bundled 1×via IsThereAnyDeal

12-month high $4.99 · on sale 13 of 19 observed days (census price snapshots)

Review momentum

PositiveNegative
161620182026Week of 2018-01-01: 4 positiveWeek of 2018-02-01: 4 positiveWeek of 2018-03-01: 3 positiveWeek of 2018-04-01: 2 positiveWeek of 2018-04-01: 1 negativeWeek of 2018-05-01: 3 positiveWeek of 2018-06-01: 1 positiveWeek of 2018-07-01: 1 negativeWeek of 2018-08-01: 4 positiveWeek of 2018-09-01: 4 positiveWeek of 2018-10-01: 2 positiveWeek of 2018-10-01: 1 negativeWeek of 2018-11-01: 1 negativeWeek of 2018-12-01: 2 positiveWeek of 2019-02-01: 2 positiveWeek of 2019-03-01: 4 positiveWeek of 2019-04-01: 2 positiveWeek of 2019-04-01: 1 negativeWeek of 2019-05-01: 2 positiveWeek of 2019-06-01: 3 positiveWeek of 2019-07-01: 4 positiveWeek of 2019-08-01: 1 positiveWeek of 2019-08-01: 2 negativeWeek of 2019-09-01: 1 positiveWeek of 2019-09-01: 2 negativeWeek of 2019-10-01: 1 positiveWeek of 2019-11-01: 2 positiveWeek of 2019-12-01: 4 positiveWeek of 2020-01-01: 1 positiveWeek of 2020-01-01: 1 negativeWeek of 2020-02-01: 1 positiveWeek of 2020-03-01: 2 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 1 positiveWeek of 2020-05-01: 1 positiveWeek of 2020-06-01: 1 positiveWeek of 2020-07-01: 2 positiveWeek of 2020-08-01: 1 negativeWeek of 2020-09-01: 1 positiveWeek of 2020-10-01: 2 positiveWeek of 2020-11-01: 2 positiveWeek of 2020-12-01: 2 positiveWeek of 2021-01-01: 1 positiveWeek of 2021-01-01: 2 negativeWeek of 2021-02-01: 1 positiveWeek of 2021-03-01: 2 positiveWeek of 2021-04-01: 1 positiveWeek of 2021-05-01: 1 positiveWeek of 2021-06-01: 2 positiveWeek of 2021-07-01: 1 positiveWeek of 2021-08-01: 2 positiveWeek of 2021-09-01: 1 positiveWeek of 2021-11-01: 1 positiveWeek of 2021-11-01: 1 negativeWeek of 2021-12-01: 2 positiveWeek of 2022-01-01: 1 positiveWeek of 2022-02-01: 3 positiveWeek of 2022-02-01: 1 negativeWeek of 2022-03-01: 1 positiveWeek of 2022-04-01: 1 positiveWeek of 2022-05-01: 2 positiveWeek of 2022-05-01: 1 negativeWeek of 2022-06-01: 2 positiveWeek of 2022-07-01: 3 positiveWeek of 2022-09-01: 1 positiveWeek of 2022-10-01: 1 positiveWeek of 2022-11-01: 4 positiveWeek of 2022-12-01: 2 positiveWeek of 2023-01-01: 4 positiveWeek of 2023-01-01: 2 negativeWeek of 2023-02-01: 5 positiveWeek of 2023-02-01: 2 negativeWeek of 2023-03-01: 3 positiveWeek of 2023-04-01: 2 positiveWeek of 2023-04-01: 3 negativeWeek of 2023-05-01: 6 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 4 positiveWeek of 2023-06-01: 1 negativeWeek of 2023-07-01: 2 positiveWeek of 2023-07-01: 2 negativeWeek of 2023-08-01: 4 positiveWeek of 2023-08-01: 3 negativeWeek of 2023-09-01: 1 positiveWeek of 2023-11-01: 2 positiveWeek of 2023-11-01: 3 negativeWeek of 2023-12-01: 1 positiveWeek of 2024-01-01: 3 positiveWeek of 2024-01-01: 2 negativeWeek of 2024-02-01: 5 positiveWeek of 2024-02-01: 4 negativeWeek of 2024-03-01: 5 positiveWeek of 2024-03-01: 1 negativeWeek of 2024-04-01: 4 positiveWeek of 2024-05-01: 1 positiveWeek of 2024-05-01: 1 negativeWeek of 2024-06-01: 4 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 4 positiveWeek of 2024-08-01: 1 positiveWeek of 2024-09-01: 6 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 3 positiveWeek of 2024-11-01: 3 positiveWeek of 2024-12-01: 7 positiveWeek of 2025-01-01: 4 positiveWeek of 2025-02-01: 1 positiveWeek of 2025-03-01: 6 positiveWeek of 2025-03-01: 2 negativeWeek of 2025-04-01: 1 positiveWeek of 2025-04-01: 1 negativeWeek of 2025-05-01: 8 positiveWeek of 2025-05-01: 2 negativeWeek of 2025-06-01: 5 positiveWeek of 2025-07-01: 3 positiveWeek of 2025-08-01: 2 positiveWeek of 2025-08-01: 1 negativeWeek of 2025-09-01: 10 positiveWeek of 2025-10-01: 4 positiveWeek of 2025-10-01: 2 negativeWeek of 2025-11-01: 5 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 4 positiveWeek of 2025-12-01: 2 negativeWeek of 2026-01-01: 3 positiveWeek of 2026-02-01: 7 positiveWeek of 2026-03-01: 11 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 16 positiveWeek of 2026-04-01: 1 negativeWeek of 2026-05-01: 10 positiveWeek of 2026-05-01: 1 negativeWeek of 2026-06-01: 3 positiveWeek of 2026-07-01: 4 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 3 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

1902026-09-15 16:00 — 1 players2026-09-17 00:00 — 7 players2026-09-18 07:00 — 0 players2026-09-19 15:00 — 1 players2026-09-20 22:00 — 2 players2026-09-22 06:00 — 2 players2026-09-23 14:00 — 1 players2026-09-24 21:00 — 0 players2026-09-26 05:00 — 1 players2026-09-27 12:00 — 0 players2026-09-28 20:00 — 0 players2026-09-30 03:00 — 1 players2026-10-01 11:00 — 1 players2026-10-02 18:00 — 4 players2026-10-04 02:00 — 1 players2026-10-05 10:00 — 3 players2026-10-06 17:00 — 16 players2026-10-08 01:00 — 12 players2026-10-09 08:00 — 12 players2026-10-10 16:00 — 3 players2026-10-12 00:00 — 9 players2026-10-13 07:00 — 0 players2026-10-14 15:00 — 16 players2026-10-15 06:00 — 10 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$4.99$0.002017-10-212026-08-222017-10-21 — best price $0.592018-02-15 — best price $0.492018-07-17 — best price $0.792018-12-19 — best price $0.352019-03-14 — best price $0.492019-07-19 — best price $0.242019-11-01 — best price $0.992020-01-23 — best price $0.492020-05-23 — best price $0.492020-09-28 — best price $0.492020-12-16 — best price $0.172021-03-08 — best price $0.182021-07-15 — best price $0.402021-10-16 — best price $0.992022-02-05 — best price $0.992022-04-13 — best price $0.192022-07-12 — best price $0.402022-11-10 — best price $0.282023-01-27 — best price $0.192023-03-28 — best price $0.192023-06-30 — best price $0.282023-09-20 — best price $0.992023-11-28 — best price $0.992024-03-01 — best price $0.192024-05-18 — best price $0.492024-08-28 — best price $0.492024-11-06 — best price $0.992025-02-01 — best price $0.492025-04-16 — best price $0.182025-07-28 — best price $0.492025-11-07 — best price $4.992026-04-09 — best price $4.992026-08-22 — best price $0.49
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

28
achievements tracked
72.9%
earned "Pistol x15"
32.8%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsSteam CloudSteam LeaderboardsFamily Sharing1 DLC

9 supported languages: English, Portuguese - Brazil, German, Russian, Simplified Chinese, Spanish - Spain, Japanese, Korean, Spanish - Latin America

Post-launch support: 1 DLC released, first 2017-10-23 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)3,27048%28

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Player tags

2DGoreIndieActionArcadeHorrorZombiesTop-DownReplay ValueScore Attack

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

TanziaGentleMoon 2Park BoundDude SimulatorRICORogue HeistApsulov: End of GodsTorchlight III

Similarity via IGDB.

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