−80%- Type
- Full game
- Released
- Sep 24, 2020
- Runs on
- Windows, Steam Deck (Verified)
- Steam
- Store page
Prices by store
| Store | Price | Runs on | Lowest tracked | Link |
|---|---|---|---|---|
| GOG | US$7.99 |
Windows | same as now | View deal |
| Steam | US$39.99 not on sale | Windows, Steam Deck (Verified) | same as now | View deal |
| GOG | CA$9.09 |
Windows | same as now | View deal |
| Steam | CA$51.99 not on sale | Windows, Steam Deck (Verified) | same as now | View deal |
| GOG | £6.19 |
Windows | same as now | View deal |
| Steam | £33.50 not on sale | Windows, Steam Deck (Verified) | same as now | View deal |
| GOG | €7.99 |
Windows | same as now | View deal |
| Steam | €38.99 not on sale | Windows, Steam Deck (Verified) | same as now | View deal |
| GOG | A$11.39 |
Windows | same as now | View deal |
| Steam | A$58.50 not on sale | Windows, Steam Deck (Verified) | same as now | View deal |
CA$ prices are each store's own price in Canada; we started tracking them on Nov 1, 2026. The deal check and price history below use these CA$ prices only, so they start there.
£ prices are each store's own price in the UK; we started tracking them on Nov 1, 2026. The deal check and price history below use these £ prices only, so they start there.
€ prices are each store's own price in Ireland; we started tracking them on Nov 1, 2026. The deal check and price history below use these € prices only, so they start there.
A$ prices are each store's own price in Australia; we started tracking them on Nov 2, 2026. The deal check and price history below use these A$ prices only, so they start there.
"Lowest tracked" is the lowest price we have recorded since we started tracking this game, not an all-time record.
Deal check: buy now or wait?
Great deal. 80% off is a big discount. We've only tracked it since Oct 16, so we can't tell yet if it's been cheaper.
- We've seen it on sale 2 times since we started tracking it on Oct 16, 2026.
- Its usual discount is about 80%; the biggest we've tracked is 80%.
- On sale at GOG for 7 days so far; most store sales last 1 to 2 weeks.
- The GOG Black Friday sale usually runs late November. It may drop lower then, but there's no guarantee.
Price history
Tracked for 19 days (since Oct 16, 2026). Every price change we've seen, across every store we track; a flat line means the price hasn't changed.
Deal check: buy now or wait?
Great deal. 80% off is a big discount. We've only tracked it since Nov 1, so we can't tell yet if it's been cheaper.
- The GOG Black Friday sale usually runs late November. It may drop lower then, but there's no guarantee.
Price history
Tracked for 3 days (since Nov 01, 2026). Every price change we've seen, across every store we track; a flat line means the price hasn't changed.
Deal check: buy now or wait?
Great deal. 80% off is a big discount. We've only tracked it since Nov 1, so we can't tell yet if it's been cheaper.
- The GOG Black Friday sale usually runs late November. It may drop lower then, but there's no guarantee.
Price history
Tracked for 3 days (since Nov 01, 2026). Every price change we've seen, across every store we track; a flat line means the price hasn't changed.
Deal check: buy now or wait?
Great deal. 80% off is a big discount. We've only tracked it since Nov 1, so we can't tell yet if it's been cheaper.
- The GOG Black Friday sale usually runs late November. It may drop lower then, but there's no guarantee.
Price history
Tracked for 3 days (since Nov 01, 2026). Every price change we've seen, across every store we track; a flat line means the price hasn't changed.
Deal check: buy now or wait?
Great deal. 80% off is a big discount. We've only tracked it since Nov 2, so we can't tell yet if it's been cheaper.
- The GOG Black Friday sale usually runs late November. It may drop lower then, but there's no guarantee.
Price history
Tracked for 2 days (since Nov 02, 2026). Every price change we've seen, across every store we track; a flat line means the price hasn't changed.
Editions and packs that include this game
Prices are GOG's today.
Bundles that include this game
Serious Sam 4 x Serious Sam: Siberian Mayhem
US$53.98
US$6.00 less than buying the 2 separately (US$59.98)
Serious Sam 4, Serious Sam: Siberian MayhemSteam's prices on Oct 29, for each bundle against its parts bought one by one. A bundle may include DLC.
Editions and packs that include this game
Prices are GOG's today.
Bundles that include this game
Serious Sam 4 x Serious Sam: Siberian Mayhem
CA$70.18
CA$7.80 less than buying the 2 separately (CA$77.98)
Serious Sam 4, Serious Sam: Siberian MayhemSteam's prices on Nov 4, for each bundle against its parts bought one by one. A bundle may include DLC.
Editions and packs that include this game
Prices are GOG's today.
Bundles that include this game
Serious Sam 4 x Serious Sam: Siberian Mayhem
£45.22
£5.03 less than buying the 2 separately (£50.25)
Serious Sam 4, Serious Sam: Siberian MayhemSteam's prices on Nov 4, for each bundle against its parts bought one by one. A bundle may include DLC.
Editions and packs that include this game
Prices are GOG's today.
Bundles that include this game
Serious Sam 4 x Serious Sam: Siberian Mayhem
€52.64
€5.85 less than buying the 2 separately (€58.49)
Serious Sam 4, Serious Sam: Siberian MayhemSteam's prices on Nov 4, for each bundle against its parts bought one by one. A bundle may include DLC.
Editions and packs that include this game
Prices are GOG's today.
Bundles that include this game
Serious Sam 4 x Serious Sam: Siberian Mayhem
A$79.20
A$8.80 less than buying the 2 separately (A$88.00)
Serious Sam 4, Serious Sam: Siberian MayhemSteam's prices on Nov 4, for each bundle against its parts bought one by one. A bundle may include DLC.
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