The Game Census
Serafina and the Key to the Egg cover art

Serafina and the Key to the Egg

Hasoyua · Kagura Games · 2022-06-24

SteamGOG

AdventureIndieRPG

Modes: Single player

Releases: Jun 25, 2022 (PC (Microsoft Windows))

After receiving a challenge which could determine the future of her village, if not the whole world, Serafina sets out for the city of Mirado. There she will have to do anything she can to take part in auction to win treasure of great power, the Key to the Egg.

Serafina and the Key to the Egg is a 2022 Adventure, Indie, RPG game priced at $16.99, with a Mostly Positive review sentiment (78% of 125 reviews) and an owner estimate of 20,000 .. 50,000.

1
playing now
78%
positive of 125 reviews
Mostly Positive
steam's rating (official)
20,000–50,000
owners (SteamSpy est.)
Verified
Steam Deck (Valve)
SteamOS: Playable
$16.99
steam price (US)

1 players in-game as of 2026-10-14 08:00 UTC (census sample)

After receiving a challenge which could determine the future of her village, if not the whole world, Serafina sets out for the city of Mirado. There she will have to do whatever it takes to gain the prestige, money, and connections necessary to participate in the town's famous auction and reacquire her family's long-lost treasure. The Key to the Egg is a treasure of great power. It was once in the care of Serafina's secluded village, but it was stolen long before she was even born. One day, the elder receives a shocking letter from Ange, Serafina's rival for the title of True Maiden: She clai(Storyline via IGDB)

Health check

Quiet
  • · 1 players in-game at the last census sample.
  • · 9 reviews in the last 8 weeks (~1/week).
  • · Review velocity down 25% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (33 reviews).
  • · Top 36% of 28,739 Adventure games in the census by review count.

Health tier since 2026-09-01

Estimated sales: 2.5k–5.6k copies

Review-multiple estimate from 125 total reviews — how this is computed.

Current store prices

GOG$12.75-25%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $8.49 at Steam (2026-09-13)via IsThereAnyDeal

12-month high $16.99 · on sale 72 of 98 observed days · $4.26 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
282820222026Week of 2022-06-01: 28 positiveWeek of 2022-06-01: 5 negativeWeek of 2022-07-01: 14 positiveWeek of 2022-07-01: 5 negativeWeek of 2022-08-01: 4 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 4 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-10-01: 3 positiveWeek of 2022-11-01: 6 positiveWeek of 2022-12-01: 2 positiveWeek of 2022-12-01: 4 negativeWeek of 2023-01-01: 1 positiveWeek of 2023-01-01: 2 negativeWeek of 2023-02-01: 3 positiveWeek of 2023-03-01: 2 positiveWeek of 2023-04-01: 2 positiveWeek of 2023-04-01: 1 negativeWeek of 2023-05-01: 1 positiveWeek of 2023-06-01: 2 positiveWeek of 2023-07-01: 2 negativeWeek of 2023-09-01: 1 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 2 positiveWeek of 2024-01-01: 1 negativeWeek of 2024-02-01: 1 positiveWeek of 2024-03-01: 2 positiveWeek of 2024-04-01: 3 positiveWeek of 2024-05-01: 1 positiveWeek of 2024-06-01: 1 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 1 negativeWeek of 2024-12-01: 1 negativeWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 1 positiveWeek of 2025-05-01: 1 positiveWeek of 2025-07-01: 1 positiveWeek of 2025-08-01: 1 positiveWeek of 2025-11-01: 1 positiveWeek of 2025-12-01: 1 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 1 positiveWeek of 2026-05-01: 1 positiveWeek of 2026-07-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

202026-09-15 09:00 — 0 players2026-09-16 17:00 — 0 players2026-09-18 00:00 — 1 players2026-09-19 08:00 — 1 players2026-09-20 15:00 — 1 players2026-09-21 23:00 — 2 players2026-09-23 07:00 — 0 players2026-09-24 14:00 — 1 players2026-09-25 22:00 — 1 players2026-09-27 05:00 — 1 players2026-09-28 13:00 — 0 players2026-09-29 20:00 — 0 players2026-10-01 04:00 — 0 players2026-10-02 11:00 — 1 players2026-10-03 19:00 — 0 players2026-10-05 03:00 — 2 players2026-10-06 10:00 — 1 players2026-10-07 18:00 — 1 players2026-10-09 01:00 — 0 players2026-10-10 09:00 — 0 players2026-10-11 17:00 — 0 players2026-10-13 00:00 — 0 players2026-10-14 08:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).
111Jul 2022May 2024Jul 2022 — avg 11 · peak 37Aug 2022 — avg 5 · peak 15Sep 2022 — avg 4 · peak 13Oct 2022 — avg 3 · peak 11Nov 2022 — avg 3 · peak 10Dec 2022 — avg 2 · peak 10Jan 2023 — avg 2 · peak 7Feb 2023 — avg 2 · peak 8Apr 2023 — avg 1 · peak 8May 2023 — avg 1 · peak 6Jun 2023 — avg 1 · peak 5Apr 2024 — avg 2 · peak 11May 2024 — avg 1 · peak 6

▼ −1 avg players (−31.5%) vs prior month — May 2024

Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$16.99$11.892022-06-252026-10-142022-06-25 — best price $15.292022-09-27 — best price $16.992022-12-12 — best price $13.592023-02-13 — best price $13.592023-04-04 — best price $16.992023-06-30 — best price $12.742023-09-18 — best price $12.742023-12-05 — best price $12.742024-01-25 — best price $12.742024-03-19 — best price $12.742024-05-01 — best price $12.742024-06-27 — best price $12.742024-09-02 — best price $16.992024-10-21 — best price $16.992024-12-04 — best price $12.742025-02-15 — best price $12.742025-04-22 — best price $12.742025-06-10 — best price $12.742025-08-13 — best price $12.742025-10-06 — best price $16.992025-11-23 — best price $11.892026-01-05 — best price $16.992026-02-19 — best price $11.892026-04-04 — best price $11.892026-05-18 — best price $11.892026-07-20 — best price $16.992026-08-31 — best price $12.752026-09-08 — best price $12.752026-09-16 — best price $12.752026-09-24 — best price $12.752026-10-02 — best price $12.752026-10-10 — best price $12.752026-10-14 — best price $12.75
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerSteam CloudFamily Sharing

3 supported languages: English, Japanese, Simplified Chinese

Player tags

RPGJRPGNSFWAnimeIndieMemesHentaiMatureNudityRPGMaker

Census log

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

Players also track

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Similarity via IGDB.

Official site ↗Discord ↗