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.

0
playing now
78%
positive of 123 reviews
Mostly Positive
steam rating
20,000–50,000
owners (SteamSpy est.)
$16.99
steam price (US)

0 players in-game as of 2026-08-30 13:00 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

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 63% of 11,424 Adventure games in the census by review count.
Estimated sales: 2.5k–5.5k copies

Review-multiple estimate from 123 total reviews — how this is computed.

Current store prices

GOG$12.75-25%
lowest across shops (ITAD)$12.75-25%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $11.89 at Steam (2025-09-29)via IsThereAnyDeal

12-month high $16.99 · on sale 37 of 60 observed days · $0.86 above the all-time low (census price snapshots)

Players online

202026-08-12 04:00 — 0 players2026-08-12 20:00 — 1 players2026-08-13 12:00 — 1 players2026-08-14 04:00 — 1 players2026-08-14 20:00 — 0 players2026-08-15 11:00 — 0 players2026-08-16 03:00 — 0 players2026-08-16 19:00 — 0 players2026-08-17 11:00 — 0 players2026-08-18 03:00 — 0 players2026-08-18 19:00 — 0 players2026-08-19 11:00 — 0 players2026-08-20 02:00 — 0 players2026-08-20 18:00 — 0 players2026-08-21 10:00 — 0 players2026-08-22 02:00 — 0 players2026-08-22 17:00 — 1 players2026-08-23 09:00 — 0 players2026-08-24 01:00 — 0 players2026-08-24 17:00 — 0 players2026-08-25 09:00 — 1 players2026-08-26 01:00 — 0 players2026-08-26 17:00 — 2 players2026-08-28 13:00 — 0 players2026-08-29 05:00 — 0 players2026-08-29 21:00 — 0 players2026-08-30 13:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$16.99$11.892022-06-252026-08-302022-06-25 — best price $15.292022-09-06 — best price $16.992022-11-23 — best price $13.592023-01-03 — best price $16.992023-02-13 — best price $13.592023-03-27 — best price $13.592023-05-26 — best price $16.992023-07-13 — best price $16.992023-09-18 — best price $12.742023-11-28 — best price $16.992024-01-03 — best price $12.742024-02-12 — best price $12.742024-03-19 — best price $12.742024-04-18 — best price $12.742024-05-22 — best price $16.992024-07-20 — best price $12.742024-09-02 — best price $16.992024-10-15 — best price $16.992024-11-14 — best price $12.742024-12-19 — best price $12.742025-02-15 — best price $12.742025-03-31 — best price $12.742025-05-16 — best price $16.992025-07-10 — best price $16.992025-08-13 — best price $12.742025-09-25 — best price $12.742025-10-20 — best price $12.742025-11-25 — best price $12.742026-01-05 — best price $16.992026-02-04 — best price $12.742026-03-11 — best price $12.742026-04-14 — best price $12.892026-05-18 — best price $11.892026-07-09 — best price $16.992026-08-24 — best price $12.752026-08-30 — 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.

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Similarity via IGDB.

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