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The modern compatibility index for Steam games on Linux.

Steam · Linux · Proton & Native

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Protondex is an independent community compatibility index and is not affiliated with Valve, Steam, Proton, CodeWeavers, or ProtonDB.

Some historical compatibility records originate from ProtonDB's data export under the Open Database License (ODbL) v1.0; Protondex publishes a periodic public dump of its compatibility database under the same license. View the ODbL.

REPLACED Demo · Protondex

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REPLACED Demo

#4261860

Uncover the sinister secrets of Phoenix Corporation, through the eyes of its own creation, R.E.A.C.H. - an AI trapped in a human body against its will.

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Recommendation

ProtonGreat

Only Proton reports exist so far.

Compatibility

Proton

Great

✓CurrentHigh confidence

8 reports

NativeNone

No native Linux build — Proton only

Desktop

Great

✓CurrentHigh confidence

8 reports

HandheldUnknown

No reports yet

Anti-cheatUnknown

No anti-cheat reports yet

Summary based mostly on historical data from ProtonDB. Fresh reports from your setup help keep it current.

Freshness:✓Current8 reports · last updated Mar 2, 2026

Guide cards

No guide cards yet — curated troubleshooting for REPLACED Demo will appear here.

Reports (8)

PathOutcomeDeviceFreshnessAnti-cheat

8 of 8 reports

GreatProtonDesktopHistorical · ProtonDB
Mar 2, 2026
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Mar 1, 2026
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Feb 28, 2026
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Feb 28, 2026
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Feb 24, 2026
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Feb 24, 2026
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Feb 13, 2026
Imported from ProtonDB (ODbL)
ReadyProtonDesktopHistorical · ProtonDB
Feb 12, 2026
Imported from ProtonDB (ODbL)