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Outpost: Infinity Siege

Command Mobile Outpost and take XEN Firearm to venture deep into the Signet surveillance off-limit area. Collect unique Weapon Units. Amp up the firepower of the Outpost that fights with you. This is an FTD game - FPS, Tower Defense, Base Building and much more all at the same time.

OfficialMar 26, 2024 · Team RangerActionStrategyCo-opFamily SharingMulti-playerWindows

Current best

$24.99

at Steam · Jul 15

All-time low

$12.49

Jul 9, 2026

Stores tracked

1

sources indexed

Review signal

65%

13,608 reviews

Outpost: Infinity Siege cover

Current best · Steam

$24.99

Observed Jul 15

View best listing

Observed low target

$12.49 · based on the previous indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $24.99 at Steam.

1/1
S

Steam

BestOfficialIn stock

Outpost: Infinity Siege · Region US · Jul 15

$24.99

View listing
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.

Price History

2 observations
Low $12.49
Best observed priceAll-time low

All-time low

$12.49

Jul 9, 2026 · Steam

12-week avg

$18.74

2 recent observations

Current vs low

+100%

Current $24.99

Recommendation

Watch for drop

consider setting an alert

Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.

Media

12 indexed

Common Questions

Where is Outpost: Infinity Siege cheapest right now?

Outpost: Infinity Siege is currently indexed at $24.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for Outpost: Infinity Siege?

The indexed low for Outpost: Infinity Siege is $12.49 from Steam, observed Jul 9, 2026. The current indexed price is 100% above that low, so KeyDwarf labels it "Watch for drop".

Is the top source safe?

Steam is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.

What is the review signal?

Outpost: Infinity Siege has a best indexed review signal of 65%.

Can KeyDwarf notify me about a lower price?

Use the alert target control on this page to save a watch target after sign-in.