How much revenue did Mary Skelter: Nightmares make?

$122k–$328k after Steam's roughly 30% cut, derived from the copies estimate and its price.

How many copies did Mary Skelter: Nightmares sell?

Q: How many copies did Mary Skelter: Nightmares sell?

18k to 29k copies, based on its 584 Steam reviews. This is a labeled estimate from the review count, not exact sales.

Estimated copies sold: ≈ 18k–29k; $122k–$328k after Steam's cut $222k–$505k before the cut; from 584 reviews (Very Positive)

A labeled estimate from the public review count (adjusted for release year), not exact sales. Owner data cross-checked with SteamSpy.

Does this actually work?

We left Mary Skelter: Nightmares out and predicted the genre from its 8 similar games. Every figure here, including Mary Skelter: Nightmares's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 137k–216k

best case 444k (Ni no Kuni™ II: Revenant Kingdom)

The Anime genre

All 8 of your similar games are hits. A healthy genre for a game like yours.

Your picks lean toward this genre's biggest survivors; the typical figure reads from its ordinary successes.

A hit here: 1,000+ reviews, roughly $150k+ before Steam's cut (a standard indie benchmark).

A typical game

≈ 137k–216k copies

≈ $1.1M–$1.5M after Steam's cut

from ~3k reviews

Best case

≈ 338k–549k copies

Ni no Kuni™ II: Revenant Kingdom · ≈ $5.6M–$15.0M after Steam's cut

A breakout hit, far above a typical game.

The genre you'd be entering

Your set: Your set clusters on Anime (8 of 8) and JRPG (7 of 8).
The winners: Winners here lead with Anime, priced around $40. The breakout hits carry Singleplayer; a typical game here doesn't.
The era: The games you compared span 2010 to 2018, a genre with a long track record.

Copies and revenue are rough lifetime estimates from the review count.

Similar games

Game	Est. copies	Est. revenue	Price	Reviews	Tags
Ni no Kuni™ II: Revenant Kingdom 2018	Est. copies ≈ 338k–549k 4.0x vs typical SteamSpy 500k–1M	Est. revenue $5.6M–$15.0M after Steam's cut $10.1M–$23.1M before the cut	$59.99	11k reviews Very Positive	RPGJRPG
Ys Origin 2012	Est. copies ≈ 188k–306k SteamSpy 200k–500k	Est. revenue $1.0M–$2.8M after Steam's cut $1.9M–$4.3M before the cut	$19.99	4k reviews Very Positive	RPGJRPG
Recettear: An Item Shop's Tale 2010	Est. copies ≈ 390k–634k 2.7x vs typical SteamSpy 500k–1M	Est. revenue $2.1M–$5.8M after Steam's cut $3.9M–$8.9M before the cut	$19.99	7k reviews Overwhelmingly Positive	CapitalismAnime
Ys I & II Chronicles+ 2013	Est. copies ≈ 157k–255k SteamSpy 200k–500k	Est. revenue $648k–$1.7M after Steam's cut $1.2M–$2.7M before the cut	$14.99	3k reviews Very Positive	JRPGAction
Aura Kingdom 2014	Est. copies ≈ 442k–718k 3.1x vs typical SteamSpy 2M–5M	Est. revenue Free	Free	9k reviews Mostly Positive	AnimeFree to Play
The Legend of Heroes: Trails in the Sky the 3rd 2017	Est. copies ≈ 87k–142k SteamSpy 100k–200k	Est. revenue $721k–$1.9M after Steam's cut $1.3M–$3.0M before the cut	$29.99	3k reviews Very Positive	RPGJRPG
Ys: The Oath in Felghana 2012	Est. copies ≈ 110k–179k SteamSpy 100k–200k	Est. revenue $455k–$1.2M after Steam's cut $827k–$1.9M before the cut	$14.99	2k reviews Very Positive	ActionGreat Soundtrack
The Legend of Heroes: Trails of Cold Steel 2017	Est. copies ≈ 202k–329k 2.1x vs typical SteamSpy 200k–500k	Est. revenue $2.2M–$6.0M after Steam's cut $4.0M–$9.2M before the cut	$39.99	6k reviews Very Positive	JRPGAnime