异变战区 E.E.R.I.E

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异变战区  E.E.R.I.E

Short description

E.E.R.E.I is a open world TPS.In a modern magic world, play the role of three fully armed spirit girl from the eastern and western mythology, entering the dangerous war zone, using a variety of modern small arms and tactical equipment to complete their respective missions!

Developer
Ureasoft
Publisher
Ureasoft
Release
Sat, Jun 12, 2021
Price
$6.99
Reviews
441
Positive
80%
Followers
4,074
Owners (estimated)
50K – 100K
Concurrent players
n/a
Genres
Action, Adventure, Indie, RPG
Features
Steam Workshop
Tags
Anime Third-Person Shooter Shooter Tactical Open World Sci-fi Female Protagonist RPG Character Customization 3D Bullet Time Gun Customization Action Magic War Vampire Stealth Third Person Moddable Adventure
Revenue (estimated, gross)~$139ksomewhere between $62k and $699k · roughly 9K–100K copies

Review count and SteamSpy's owner range disagree, so the band is widened to cover both rather than picking a favourite. Multiplied by the $6.99 launch price — there is not enough price history for this game to weight the copies by what they actually sold for. Before Steam's cut, VAT and refunds. How these numbers are calculated.

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History

13 data points since Aug 18, 2026. Gaps mean nothing changed — the value carries forward.

Revenue (est.) ~$139k → ~$139k
Reviews 442 → 441
Followers 4,070 → 4,074
Price $6.99 → $6.99
Positive reviews 79.4% → 79.6%

The revenue curve is an estimate, not a measurement. It is the only calculated series here: each interval takes the review growth of that period, multiplies it by the sales-per-review factor and by the price actually charged at the time, and adds the result to the running total. That is why it climbs more slowly through discount periods than the review curve next to it. The last point is the same figure quoted above — gross, before Steam's cut, VAT and refunds. How these numbers are calculated.

The blurred area is the rest of the history. 46 further data points reach back to Jun 1, 2021 — your plan shows the last 90 days of it. How far each series in particular reaches is written on its own chart; not every one of them goes back that far. The shape in the blurred area is decoration, not data: the figures are not in this page at all. Plus unlocks the complete series.

Lowest recorded price: $6.99 on Aug 11, 2026. That is the current price.

How crowded is this niche?

How full the niche around 异变战区 E.E.R.I.E is — measured on the tags it leads with, against every other combination on Steam.

±?? Anime + Third-Person Shooter + Shooter

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Similar games that found an audience

Games sharing at least 3 of this title's leading tags, with enough reviews to have gone somewhere. Ranked by how much they overlap, not by how big they are. − missing and + extra mark the tags each one does not share with 异变战区 E.E.R.I.E. Studio counts the titles that developer has released — the closest thing to production scale that public data allows. It is not a budget, and nobody publishes those.

Image Name Studio Shared Tag difference Price Reviews Positive Released Revenue (estimated)
STAR WARS Battlefront II STAR WARS Battlefront II DICE 10 titles 3 − Anime − Tactical − Open World + Multiplayer + Singleplayer + Space $39.99 87,878 88% Thu, Jun 11, 2020 $64.2m
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STAR WARS Battlefront II (Classic, 2005) STAR WARS Battlefront II (Classic, 2005) Pandemic Studios 6 titles 3 − Anime − Tactical − Open World + Action + Multiplayer + Classic $9.99 46,456 94% Wed, Jul 08, 2009 $19.3m
$18.5m – $34.4m
The Callisto Protocol The Callisto Protocol Striking Distance Studios 2 titles 3 − Anime − Tactical − Open World + Horror + Survival Horror + Space $59.99 35,208 66% Thu, Dec 01, 2022 $95m
$60m – $120m
Mass Effect: Andromeda Deluxe Edition Mass Effect: Andromeda Deluxe Edition BioWare 13 titles 3 − Anime − Shooter − Tactical + Character Customization + RPG + Singleplayer $39.99 16,853 74% Thu, Jun 11, 2020 $26.8m
$26.8m – $36.1m
STAR WARS Republic Commando STAR WARS Republic Commando LucasArts 36 titles 3 − Anime − Third-Person Shooter − Open World + FPS + Action + Singleplayer $9.99 14,717 96% Wed, Jul 08, 2009 $9.2m
$9.2m – $10.8m

There are more like this. Your plan shows the 5 closest neighbours; Plus and Pro show up to 100 — enough to see the shape of a niche instead of a sample of it.

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