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SYSCALL: RING ZERO

Reverse-engineer a private 1990s BBS. Read disassembly, patch broken checks, optimize a nine-core rack, and write assembly firmware that locks onto live scope traces. With 200+ puzzles, full controller support and offline play, you can refine your assembly skills on all your devices!

OfficialJul 3, 2026 · Chilling Moose GamesCasualIndieSimulationStrategyAdjustable DifficultyWindows · Mac

Current best

$14.99

at Steam · 30h ago

All-time low

$14.99

Jul 19, 2026

Stores tracked

1

sources indexed

Review signal

No reviews

SYSCALL: RING ZERO cover

Current best · Steam

$14.99

Observed 30h ago

View best listing

Current low target

$14.99 · matches the current indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $14.99 at Steam.

1/1
S

Steam

BestOfficialIn stock

SYSCALL: RING ZERO · Region US · 30h ago

$14.99

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

1 observations
Low $14.99
Best observed priceAll-time low

All-time low

$14.99

Jul 19, 2026 · Steam

12-week avg

$14.99

1 recent observations

Current vs low

At low

Current $14.99

Recommendation

At indexed low

current indexed price matches the low

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

Media

12 indexed

Common Questions

Where is SYSCALL: RING ZERO cheapest right now?

SYSCALL: RING ZERO is currently indexed at $14.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for SYSCALL: RING ZERO?

The indexed low for SYSCALL: RING ZERO is $14.99 from Steam, observed Jul 19, 2026. The current indexed price is at that low, so KeyDwarf labels it "At indexed low".

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?

No review summary is indexed for this game yet.

Can KeyDwarf notify me about a lower price?

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