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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.

Road Defense: Outsiders · Protondex

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Road Defense: Outsiders

#1973320

Protect vehicles on the road and survive! Road Defense: Outsiders is a game that combines elements of the 'roguelike' and 'tower defense' genres. Upgrade the towers and your own skills to be able to annihilate all the life around you!

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Recommendation

ProtonGreat

Only Proton reports exist so far.

Compatibility

Proton

Great

↻Needs confirmationLow confidence

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

NativeNone

No native Linux build — Proton only

Desktop

Great

↻Needs confirmationLow confidence

3 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:↻Needs confirmation3 reports · last updated Oct 20, 2025

Guide cards

No guide cards yet — curated troubleshooting for Road Defense: Outsiders will appear here.

Reports (3)

PathOutcomeDeviceFreshnessAnti-cheat

3 of 3 reports

GreatProtonDesktopHistorical · ProtonDB
Oct 20, 2025
Imported from ProtonDB (ODbL)
GreatProtonDesktopHistorical · ProtonDB
Sep 19, 2024
Imported from ProtonDB (ODbL)
ReadyProtonDesktopHistorical · ProtonDB
Dec 26, 2023
Imported from ProtonDB (ODbL)