Steam
BestOfficialIn stock长明火计划 Project: Eternal Flame · Region US · Jul 16
$19.99
长明火计划 Project: Eternal Flame
科幻末日AVG+另类卡牌闯关游戏。军校学生雨人和他的伙伴们，在暑假里遭遇了一系列异常之事，由此挖掘出七年前那重重迷雾之下的真相。他们行动起来，奔走在国与国战争的夹缝中，只为追寻自己认可的信念……他们能否成功？又会付出怎样的代价？
OfficialJul 8, 2022 · 唐扬StudioAdventureCasualIndieRPGStrategyWindows · Mac
Current best
$19.99
at Steam · Jul 16
All-time low
$7.99
Jul 9, 2026
Stores tracked
1
sources indexed
Review signal
90%
105 reviews
Current best · Steam
$19.99
Observed Jul 16
View best listingObserved low target
$7.99 · based on the previous indexed low
KeyDwarf only tracks observations — checkout happens on the store.
Tracked Stores
Best indexed price $19.99 at Steam.
1/1
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 observationsBest observed priceAll-time low
All-time low
$7.99
Jul 9, 2026 · Steam
12-week avg
$13.99
2 recent observations
Current vs low
+150%
Current $19.99
Recommendation
Watch for drop
consider setting an alert
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Media
12 indexedCommon Questions
Where is 长明火计划 Project: Eternal Flame cheapest right now?
长明火计划 Project: Eternal Flame is currently indexed at $19.99 from Steam. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.
What is the historical low for 长明火计划 Project: Eternal Flame?
The indexed low for 长明火计划 Project: Eternal Flame is $7.99 from Steam, observed Jul 9, 2026. The current indexed price is 150% 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?
长明火计划 Project: Eternal Flame has a best indexed review signal of 90%.
Can KeyDwarf notify me about a lower price?
Use the alert target control on this page to save a watch target after sign-in.