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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.

Beautiful Mystic Defenders · Protondex

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Beautiful Mystic Defenders

#1667130

Beautiful Mystic Defenders is a tactical tower defense, romantic visual novel game where you are the savior of the mystic realm's incredibly gorgeous ladies. Build towers wisely, level up heroines, obtain upgrades, defeat hordes of monsters and immerse in a stimulating harem love story!

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Recommendation

ProtonGreat

Only Proton reports exist so far.

Compatibility

Proton

Great

✓CurrentLow confidence

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

NativeNone

No native Linux build — Proton only

Desktop

Great

✓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 Jan 29, 2026

Guide cards

No guide cards yet — curated troubleshooting for Beautiful Mystic Defenders will appear here.

Reports (2)

PathOutcomeDeviceFreshnessAnti-cheat

2 of 2 reports

GreatProtonDesktopHistorical · ProtonDB
Jan 29, 2026
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Jan 6, 2022
Imported from ProtonDB (ODbL)