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The modern compatibility index for Steam games on Linux.

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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.

Heart of Eternity · Protondex

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Heart of Eternity

#3863600

The powerful baron and the Holy Inquisition, magical races and hordes of undead — all are eager to find ancient artifacts and gain power over the world. Bloody battles and destructive sorcery, ambition and intrigue will lead you to unravel the mystery of the world of Sarcus!

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Recommendation

ProtonBlocked

Only Proton reports exist so far.

Compatibility

Proton

Blocked

✓CurrentLow confidence

2 reports · Low confidence: very few recent reports yet.

NativeNone

No native Linux build — Proton only

Desktop

Blocked

✓CurrentLow confidence

2 reports · Low confidence: very few recent reports yet.

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:✓Current2 reports · last updated May 10, 2026

Guide cards

No guide cards yet — curated troubleshooting for Heart of Eternity will appear here.

Reports (2)

PathOutcomeDeviceFreshnessAnti-cheat

2 of 2 reports

BlockedProtonDesktopHistorical · ProtonDB
May 10, 2026
Imported from ProtonDB (ODbL)
BlockedProtonDesktopHistorical · ProtonDB
May 10, 2026
Imported from ProtonDB (ODbL)