The Game Census
Mastema: Out of Hell cover art

Mastema: Out of Hell

Oscar Celestini · Forever Entertainment S. A. · 2017-03-03

Steam

ActionAdventureCasualIndie

Modes: Single player

Releases: Mar 03, 2017 (PC (Microsoft Windows))

You don't know who you are, where you are and why you are here, you know just thing, you want to survive and get out of HELL!

1
playing now
62%
positive of 148 reviews
Mixed
steam rating
50,000–100,000
owners (SteamSpy est.)
50/100
IGDB user rating (2 ratings)
pending
deck/linux tier (ProtonDB)
$0.84
steam price (US)

1 players in-game as of 2026-08-30 09:00 UTC (census sample)

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 63% of 10,936 Action games in the census by review count.
Estimated sales: 3.7k–8.9k copies

Review-multiple estimate from 148 total reviews — how this is computed.

Current store prices

lowest across shops (ITAD)$0.84-83%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $0.37 at GamersGate (2019-10-03) · bundled 3×via IsThereAnyDeal

12-month high $4.99 · on sale 21 of 36 observed days (census price snapshots)

Players online

202026-08-11 21:00 — 0 players2026-08-12 13:00 — 0 players2026-08-13 04:00 — 0 players2026-08-13 20:00 — 0 players2026-08-14 12:00 — 0 players2026-08-15 04:00 — 0 players2026-08-15 20:00 — 0 players2026-08-16 12:00 — 0 players2026-08-17 04:00 — 0 players2026-08-17 20:00 — 0 players2026-08-18 11:00 — 0 players2026-08-19 03:00 — 0 players2026-08-19 19:00 — 0 players2026-08-20 11:00 — 0 players2026-08-21 02:00 — 0 players2026-08-21 18:00 — 0 players2026-08-22 10:00 — 0 players2026-08-23 02:00 — 0 players2026-08-23 17:00 — 0 players2026-08-24 09:00 — 0 players2026-08-25 01:00 — 0 players2026-08-25 17:00 — 0 players2026-08-26 09:00 — 2 players2026-08-27 02:00 — 0 players2026-08-27 16:00 — 0 players2026-08-28 08:00 — 0 players2026-08-29 01:00 — 0 players2026-08-29 17:00 — 0 players2026-08-30 09:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$4.99$0.372017-03-042026-08-242017-03-04 — best price $3.992017-10-17 — best price $2.492018-01-29 — best price $4.992018-04-20 — best price $4.992018-10-15 — best price $4.992018-11-27 — best price $4.992019-02-04 — best price $0.492019-06-25 — best price $0.492019-11-04 — best price $4.992020-01-25 — best price $0.502020-04-03 — best price $4.992020-07-03 — best price $4.992020-10-19 — best price $4.992021-01-03 — best price $4.992021-05-17 — best price $4.992021-09-27 — best price $4.992021-12-13 — best price $4.992022-03-03 — best price $4.992022-07-11 — best price $4.992022-10-31 — best price $4.992023-01-05 — best price $4.992023-04-17 — best price $0.492023-07-21 — best price $0.502023-10-09 — best price $2.282023-12-21 — best price $3.042024-03-21 — best price $4.992024-06-03 — best price $4.992024-08-05 — best price $4.992024-10-24 — best price $4.992024-12-19 — best price $1.942025-04-14 — best price $1.942025-07-21 — best price $4.992025-11-17 — best price $0.842026-04-06 — best price $4.992026-07-27 — best price $0.852026-08-24 — best price $0.84
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsPartial Controller SupportSteam CloudFamily Sharing

Player tags

2DIndieActionCasualViolentAdventurePlatformerPixel Graphics

Census log

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

Players also track

Don't Knock TwiceToby: The Secret MineMasochisiaDARQ: Complete EditionInflictionSemblanceDream AloneApsulov: End of Gods

Similarity via IGDB.

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