How many people are playing Core Defense – Mastery Expansion right now?

Core Defense – Mastery Expansion is app 1563040 on Steam. Player counts appear once the tracker has sampled it.

When was Core Defense – Mastery Expansion released on Steam?

Core Defense – Mastery Expansion was released on Steam on 19 Mar 2021.

DlcApp ID 1,563,040by ehmprahReleased 19 Mar 2021

Windows · macOS · LinuxEngine —

App ID1,563,040

Release date19 Mar 2021

Engine—

Install size—

TypeDlc

Last update7 Sep 2026

Steam Deck—

DLC0

Developerehmprah

Changenumber26,201,212

Price—

Packages0

Publisherehmprah

SystemsWindows · macOS · Linux

Followers—

Depots0

Core Defense – Mastery Expansion

Steam user reviews

Not enough reviews yet

0 so far · summary at 10

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

Playing now

—

First samples arriving

—of peak

All-time peak

—

Tracking since the first sample

From PICS · common and extended

Changed 34 hours ago

Key	Value
common.name	Core Defense – Mastery Expansion
common.type	DLC
common.gameid	1563040
common.genres.0	4
common.genres.1	23
common.genres.2	2
common.osarch	64
common.oslist	windows,macos,linux
common.parent	1203360
common.category.category_2	1
common.category.category_62	1
common.osextended	macos64
common.store_tags.0	9

Core Defense – Mastery Expansion Metadata · SteamPeaks