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

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Rated from 10 reviews

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