How many copies did Dominion sell?

54k to 87k copies, based on its 2k Steam reviews. This is a labeled estimate from the review count, not exact sales.

How much revenue did Dominion make?

Dominion is free to play, so there is no copy-sales revenue to estimate.

How big is Dominion?

Estimated owners: ≈ 54k–87k; from 2k 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 Dominion out and predicted the genre from its 8 similar games. Every figure here, including Dominion's, is estimated from Steam reviews, not self-reported sales.

Copies, estimated from reviews

typical (middle half) 516k–1.1M

best case 3.4M (Dota Underlords)

The Card Game genre

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

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

A typical game

≈ 516k–1.1M copies

≈ $3.8M–$5.5M after Steam's cut

from ~15k reviews

Best case

≈ 2.6M–4.3M copies

Dota Underlords

The genre you'd be entering

Your set: Your set clusters on Card Game (7 of 8) and Dark Fantasy (3 of 8).
The winners: Winners here lead with Auto Battler + Tactical, priced around $20.
The era: The games you compared span 2015 to 2021, a genre with a long track record.

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

Similar games

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Dota Underlords 2019	Est. copies ≈ 2.6M–4.3M 6.1x vs typical SteamSpy 5M–10M	Est. revenue Free	Free	91k reviews Very Positive	Free to PlayStrategy
Gloomhaven 2021	Est. copies ≈ 397k–646k SteamSpy 500k–1M	Est. revenue $3.8M–$10.3M after Steam's cut $6.9M–$15.8M before the cut	$34.99	16k reviews Very Positive	Online Co-OpDark Fantasy
GWENT: The Witcher Card Game 2020	Est. copies ≈ 729k–1.2M 1.8x vs typical SteamSpy 1M–2M	Est. revenue Free	Free	28k reviews Very Positive	Free to PlayStrategy
Hand of Fate 2015	Est. copies ≈ 495k–804k SteamSpy 500k–1M	Est. revenue $2.7M–$7.3M after Steam's cut $4.9M–$11.2M before the cut	$19.99	11k reviews Very Positive	Roguelike Deckbuilder Rogue-like
Cultist Simulator 2018	Est. copies ≈ 426k–692k SteamSpy 500k–1M	Est. revenue $2.3M–$6.3M after Steam's cut $4.3M–$9.7M before the cut	$19.99	14k reviews Mostly Positive	SimulationChoices Matter
Tainted Grail: Conquest 2021	Est. copies ≈ 205k–334k SteamSpy 200k–500k	Est. revenue $1.1M–$3.0M after Steam's cut $2.1M–$4.7M before the cut	$19.99	8k reviews Very Positive	DeckbuildingCard Game