Ctesiphon
A retrowave/mecha-inspired sci-fi first-person shooter featuring fast-paced combat in old-school style open-plan levels packed with pickups, keys, and secrets.

About
You play Ethelyn Dax, Galactic Bounty Hunter extraordinaire. Finally settling in for a long-awaited vacation on the resort world of Ctesiphon, the moment is ruined by the surprise arrival of the Black Death mercenary company. Taking the capital city and every surrounding resort hostage as part of a payment dispute, the mercenaries expected to meet no physical resistance. Ethelyn would be perfectly content to simply get her money back and leave the resort to sort things out with the mercenaries themselves, but as it turns out the force is led by a shadow from Ethelyn's own past that she can't simply let get away. The Black Death mercenaries have brought so many troops, clones, drones, and mechs that they expect absolutely no resistance from the resort patrons. You will prove that complacency unfounded. Take advantage of the mercenaries' inattention with Ethelyn's trusty Data-Spike, perforate them with the versatile Submachinegun, blast them around corners with the Gyrobuster's homing minirockets, or bring out the Jetgun to cut through heavy armor as if it were mere paper. Ethelyn is highly nimble and can run circles around most enemies who will have to resort to overwhelming force to try and stop you. The game features seven mainline levels built in a non-linear layout allowing you to flank enemies and search for secrets. Made in bits and pieces over the course of nearly a decade by a single developer on Linux using C/C++, OpenGL, and open-source Quake mapping tools, Ctesiphon's custom engine allows for the game to run reliably on low-spec systems. It's built to withstand l...
System Requirements
Windows
Minimum Minimum: Requires a 64-bit processor and operating system OS: Windows 10 Processor: Intel Core i5-2450M Memory: 4 GB RAM Graphics: nVidia GeForce GT 640M Storage: 400 MB available space Additional Notes: 720p Display
Recommended Recommended: Requires a 64-bit processor and operating system OS: Windows 10 Processor: AMD Ryzen 5 3400G Memory: 4 GB RAM Graphics: AMD Radeon RX 5700 Storage: 400 MB available space Additional Notes: 1080p Display with 120Hz refresh rate or more
macOS
Minimum Minimum:
Recommended Recommended:
Linux
Minimum Minimum: OS: Ubuntu 22.04 LTS Processor: Intel Core i5-2450M Memory: 4 GB RAM Graphics: nVidia GeForce GT 640M Storage: 400 MB available space Additional Notes: 720p Display
Recommended Recommended: OS: Manjaro Linux Processor: AMD Ryzen 5 3400G Memory: 4 GB RAM Graphics: AMD Radeon RX 5700 Storage: 400 MB available space Additional Notes: 1080p Display with 120Hz refresh rate or more
Ctesiphon
| Pricing Region | CC | Final | In Base | Diff | Discount |
|---|---|---|---|---|---|
| U.S. Dollar | US | 9.99 USD | 9.99 USD | base | 0% |
| SASIAU.S. Dollar | BD | 2.09 USD | 2.09 USD | -79.08% | 0% |
| Indian Rupee | IN | 205.00 INR | 2.15 USD * | -78.50% | 0% |
| LATAMU.S. Dollar | AR | 2.19 USD | 2.19 USD | -78.08% | 0% |
| MENAU.S. Dollar | TR | 2.39 USD | 2.39 USD | -76.08% | 0% |
| Ukrainian Hryvnia | UA | 110.00 UAH | 2.46 USD * | -75.40% | 0% |
| Vietnamese Dong | VN | 67500.00 VND | 2.59 USD * | -74.03% | 0% |
| Indonesian Rupiah | ID | 48499.00 IDR | 2.71 USD * | -72.84% | 0% |
| CISU.S. Dollar | UZ | 2.89 USD | 2.89 USD | -71.07% | 0% |
| Kazakhstani Tenge | KZ | 1410.00 KZT | 3.03 USD * | -69.66% | 0% |
| Thai Baht | TH | 105.00 THB | 3.17 USD * | -68.23% | 0% |
| Philippine Peso | PH | 195.00 PHP | 3.18 USD * | -68.13% | 0% |
| Malaysian Ringgit | MY | 13.75 MYR | 3.37 USD * | -66.31% | 0% |
| Taiwan Dollar | TW | 138.00 TWD | 4.29 USD * | -57.10% | 0% |
| Colombian Peso | CO | 13499.00 COP | 4.31 USD * | -56.86% | 0% |
| South African Rand | ZA | 69.99 ZAR | 4.34 USD * | -56.59% | 0% |
| Chilean Peso | CL | 4099.00 CLP | 4.49 USD * | -55.09% | 0% |
| Russian Ruble | RU | 385.00 RUB | 4.65 USD * | -53.44% | 0% |
| Brazilian Real | BR | 25.25 BRL | 4.87 USD * | -51.21% | 0% |
| Peruvian Sol | PE | 16.75 PEN | 4.97 USD * | -50.26% | 0% |
| Polish Zloty | PL | 18.75 PLN | 5.02 USD * | -49.70% | 0% |
| Mexican Peso | MX | 94.99 MXN | 5.57 USD * | -44.27% | 0% |
| South Korean Won | KR | 8200.00 KRW | 5.78 USD * | -42.09% | 0% |
| Saudi Riyal | SA | 22.49 SAR | 6.00 USD * | -39.97% | 0% |
| Chinese Yuan | CN | 42.00 CNY | 6.18 USD * | -38.13% | 0% |
| Singapore Dollar | SG | 7.95 SGD | 6.22 USD * | -37.76% | 0% |
| Uruguayan Peso | UY | 252.00 UYU | 6.26 USD * | -37.29% | 0% |
| Japanese Yen | JP | 1000.00 JPY | 6.29 USD * | -37.05% | 0% |
| Kuwaiti Dinar | KW | 1.95 KWD | 6.32 USD * | -36.73% | 0% |
| Qatari Riyal | QA | 24.99 QAR | 6.87 USD * | -31.28% | 0% |
| Costa Rican Colon | CR | 3150.00 CRC | 6.94 USD * | -30.55% | 0% |
| Hong Kong Dollar | HK | 55.00 HKD | 7.01 USD * | -29.84% | 0% |
| U.A.E. Dirham | AE | 29.00 AED | 7.90 USD * | -20.96% | 0% |
| Canadian Dollar | CA | 11.25 CAD | 8.07 USD * | -19.18% | 0% |
| Euro | DE | 7.15 EUR | 8.23 USD * | -17.63% | 0% |
| New Zealand Dollar | NZ | 14.75 NZD | 8.65 USD * | -13.45% | 0% |
| British Pound | GB | 6.75 GBP | 9.15 USD * | -8.41% | 0% |
| Norwegian Krone | NO | 88.50 NOK | 9.33 USD * | -6.65% | 0% |
| Australian Dollar | AU | 13.50 AUD | 9.58 USD * | -4.15% | 0% |
| Swiss Franc | CH | 9.55 CHF | 11.75 USD * | +17.62% | 0% |
| Israeli New Shekel | IL | 36.95 ILS | 12.38 USD * | +23.97% | 0% |
BLOOD X SYNTH
Composition 2 items · standalone $19.98 · bundle $15.98 · saves $4.00
| Pricing Region | CC | Final | In Base | Diff | Discount |
|---|---|---|---|---|---|
| U.S. Dollar | US | $15.98 | 15.98 USD | base | 0% |
| Indian Rupee | IN | ₹ 548 | 5.74 USD * | -64.06% | 0% |
| Ukrainian Hryvnia | UA | 268₴ | 5.99 USD * | -62.53% | 0% |
| SASIAU.S. Dollar | BD | $6.06 USD | 6.06 USD | -62.08% | 0% |
| Indonesian Rupiah | ID | Rp 111 598 | 6.24 USD * | -60.93% | 0% |
| LATAMU.S. Dollar | AR | $6.38 USD | 6.38 USD | -60.08% | 0% |
| Vietnamese Dong | VN | 167.500₫ | 6.44 USD * | -59.71% | 0% |
| MENAU.S. Dollar | TR | $6.54 USD | 6.54 USD | -59.07% | 0% |
| Philippine Peso | PH | P424.00 | 6.92 USD * | -56.68% | 0% |
| CISU.S. Dollar | UZ | $7.34 USD | 7.34 USD | -54.07% | 0% |
| Kazakhstani Tenge | KZ | 3 448₸ | 7.41 USD * | -53.61% | 0% |
| Russian Ruble | RU | 616 руб. | 7.44 USD * | -53.43% | 0% |
| Thai Baht | TH | ฿260.00 | 7.86 USD * | -50.82% | 0% |
| Malaysian Ringgit | MY | RM32.40 | 7.93 USD * | -50.38% | 0% |
| Taiwan Dollar | TW | NT$ 260 | 8.07 USD * | -49.47% | 0% |
| South African Rand | ZA | R 135.99 | 8.43 USD * | -47.27% | 0% |
| Chilean Peso | CL | CLP$ 7.879 | 8.62 USD * | -46.04% | 0% |
| Brazilian Real | BR | R$ 46,59 | 8.99 USD * | -43.72% | 0% |
| Peruvian Sol | PE | S/.31.80 | 9.43 USD * | -40.97% | 0% |
| Saudi Riyal | SA | 35.98 SR | 9.59 USD * | -39.96% | 0% |
| Chinese Yuan | CN | ¥ 67.20 | 9.89 USD * | -38.11% | 0% |
| Colombian Peso | CO | COL$ 31.599 | 10.09 USD * | -36.86% | 0% |
| Kuwaiti Dinar | KW | 3.12 KD | 10.11 USD * | -36.71% | 0% |
| Mexican Peso | MX | Mex$ 175.18 | 10.27 USD * | -35.74% | 0% |
| South Korean Won | KR | ₩ 15,360 | 10.84 USD * | -32.19% | 0% |
| Qatari Riyal | QA | 39.98 QR | 10.98 USD * | -31.27% | 0% |
| Japanese Yen | JP | ¥ 1,760 | 11.07 USD * | -30.73% | 0% |
| Uruguayan Peso | UY | $U450 | 11.19 USD * | -30.00% | 0% |
| Singapore Dollar | SG | S$14.36 | 11.23 USD * | -29.72% | 0% |
| Hong Kong Dollar | HK | HK$ 96.80 | 12.34 USD * | -22.81% | 0% |
| U.A.E. Dirham | AE | 46.40 AED | 12.63 USD * | -20.94% | 0% |
| Costa Rican Colon | CR | ₡6.200 | 13.66 USD * | -14.54% | 0% |
| New Zealand Dollar | NZ | NZ$ 23.60 | 13.83 USD * | -13.43% | 0% |
| Polish Zloty | PL | 51,79 zł | 13.88 USD * | -13.14% | 0% |
| Canadian Dollar | CA | CDN$ 19.39 | 13.92 USD * | -12.92% | 0% |
| Euro | DE | 13,52€ | 15.56 USD * | -2.62% | 0% |
| Australian Dollar | AU | A$ 22.40 | 15.89 USD * | -0.57% | 0% |
| British Pound | GB | £12.20 | 16.54 USD * | +3.49% | 0% |
| Norwegian Krone | NO | 158,80 kr | 16.73 USD * | +4.72% | 0% |
| Israeli New Shekel | IL | ₪59.12 | 19.81 USD * | +24.00% | 0% |
| Swiss Franc | CH | CHF 16.43 | 20.22 USD * | +26.51% | 0% |
Custom Engine Boomshoots
Composition 2 items · standalone $14.98 · bundle $11.98 · saves $3.00
| Pricing Region | CC | Final | In Base | Diff | Discount |
|---|---|---|---|---|---|
| U.S. Dollar | US | $11.98 | 11.98 USD | base | 0% |
| LATAMU.S. Dollar | AR | $3.34 USD | 3.34 USD | -72.12% | 0% |
| MENAU.S. Dollar | TR | $3.50 USD | 3.50 USD | -70.78% | 0% |
| Indian Rupee | IN | ₹ 364 | 3.81 USD * | -68.16% | 0% |
| SASIAU.S. Dollar | BD | $4.07 USD | 4.07 USD | -66.03% | 0% |
| Ukrainian Hryvnia | UA | 187₴ | 4.18 USD * | -65.12% | 0% |
| Indonesian Rupiah | ID | Rp 76 798 | 4.30 USD * | -64.13% | 0% |
| Vietnamese Dong | VN | 113.000₫ | 4.34 USD * | -63.74% | 0% |
| CISU.S. Dollar | UZ | $4.71 USD | 4.71 USD | -60.68% | 0% |
| Philippine Peso | PH | P295.96 | 4.83 USD * | -59.67% | 0% |
| Kazakhstani Tenge | KZ | 2 328₸ | 5.01 USD * | -58.22% | 0% |
| Thai Baht | TH | ฿176.00 | 5.32 USD * | -55.59% | 0% |
| Malaysian Ringgit | MY | RM22.19 | 5.43 USD * | -54.67% | 0% |
| Russian Ruble | RU | 468 руб. | 5.65 USD * | -52.81% | 0% |
| Taiwan Dollar | TW | NT$ 192 | 5.96 USD * | -50.23% | 0% |
| South African Rand | ZA | R 97.59 | 6.05 USD * | -49.53% | 0% |
| Chilean Peso | CL | CLP$ 5.679 | 6.22 USD * | -48.12% | 0% |
| Brazilian Real | BR | R$ 33,79 | 6.52 USD * | -45.55% | 0% |
| Peruvian Sol | PE | S/.23.00 | 6.82 USD * | -43.05% | 0% |
| Colombian Peso | CO | COL$ 21.599 | 6.90 USD * | -42.44% | 0% |
| Saudi Riyal | SA | 27.55 SR | 7.35 USD * | -38.68% | 0% |
| Mexican Peso | MX | Mex$ 127.58 | 7.48 USD * | -37.58% | 0% |
| Chinese Yuan | CN | ¥ 51.20 | 7.53 USD * | -37.10% | 0% |
| South Korean Won | KR | ₩ 11,040 | 7.79 USD * | -34.99% | 0% |
| Kuwaiti Dinar | KW | 2.44 KD | 7.91 USD * | -33.98% | 0% |
| Japanese Yen | JP | ¥ 1,264 | 7.95 USD * | -33.65% | 0% |
| Uruguayan Peso | UY | $U329 | 8.18 USD * | -31.73% | 0% |
| Singapore Dollar | SG | S$10.56 | 8.26 USD * | -31.06% | 0% |
| Qatari Riyal | QA | 30.38 QR | 8.35 USD * | -30.33% | 0% |
| Polish Zloty | PL | 33,39 zł | 8.95 USD * | -25.31% | 0% |
| Hong Kong Dollar | HK | HK$ 70.40 | 8.97 USD * | -25.12% | 0% |
| U.A.E. Dirham | AE | 35.20 AED | 9.58 USD * | -19.99% | 0% |
| Costa Rican Colon | CR | ₡4.440 | 9.78 USD * | -18.36% | 0% |
| Canadian Dollar | CA | CDN$ 14.19 | 10.18 USD * | -15.00% | 0% |
| New Zealand Dollar | NZ | NZ$ 17.71 | 10.38 USD * | -13.35% | 0% |
| Euro | DE | 9,40€ | 10.82 USD * | -9.69% | 0% |
| Australian Dollar | AU | A$ 16.80 | 11.92 USD * | -0.53% | 0% |
| British Pound | GB | £8.83 | 11.97 USD * | -0.09% | 0% |
| Norwegian Krone | NO | 115,19 kr | 12.14 USD * | +1.32% | 0% |
| Swiss Franc | CH | CHF 12.03 | 14.80 USD * | +23.56% | 0% |
| Israeli New Shekel | IL | ₪44.36 | 14.87 USD * | +24.11% | 0% |
Perspective Doubler
Composition 2 items · standalone $19.98 · bundle $15.98 · saves $4.00
| Pricing Region | CC | Final | In Base | Diff | Discount |
|---|---|---|---|---|---|
| U.S. Dollar | US | $15.98 | 15.98 USD | base | 0% |
| Indian Rupee | IN | ₹ 548 | 5.74 USD * | -64.06% | 0% |
| Ukrainian Hryvnia | UA | 268₴ | 5.99 USD * | -62.53% | 0% |
| SASIAU.S. Dollar | BD | $6.06 USD | 6.06 USD | -62.08% | 0% |
| Indonesian Rupiah | ID | Rp 111 598 | 6.24 USD * | -60.93% | 0% |
| LATAMU.S. Dollar | AR | $6.38 USD | 6.38 USD | -60.08% | 0% |
| Vietnamese Dong | VN | 167.500₫ | 6.44 USD * | -59.71% | 0% |
| MENAU.S. Dollar | TR | $6.54 USD | 6.54 USD | -59.07% | 0% |
| Philippine Peso | PH | P424.00 | 6.92 USD * | -56.68% | 0% |
| CISU.S. Dollar | UZ | $7.34 USD | 7.34 USD | -54.07% | 0% |
| Kazakhstani Tenge | KZ | 3 448₸ | 7.41 USD * | -53.61% | 0% |
| Russian Ruble | RU | 616 руб. | 7.44 USD * | -53.43% | 0% |
| Thai Baht | TH | ฿260.00 | 7.86 USD * | -50.82% | 0% |
| Malaysian Ringgit | MY | RM32.40 | 7.93 USD * | -50.38% | 0% |
| Taiwan Dollar | TW | NT$ 260 | 8.07 USD * | -49.47% | 0% |
| South African Rand | ZA | R 135.19 | 8.38 USD * | -47.58% | 0% |
| Chilean Peso | CL | CLP$ 7.879 | 8.62 USD * | -46.04% | 0% |
| Brazilian Real | BR | R$ 45,79 | 8.84 USD * | -44.69% | 0% |
| Peruvian Sol | PE | S/.31.80 | 9.43 USD * | -40.97% | 0% |
| Colombian Peso | CO | COL$ 29.593 | 9.45 USD * | -40.87% | 0% |
| Saudi Riyal | SA | 35.98 SR | 9.59 USD * | -39.96% | 0% |
| Chinese Yuan | CN | ¥ 67.20 | 9.89 USD * | -38.11% | 0% |
| Kuwaiti Dinar | KW | 3.12 KD | 10.11 USD * | -36.71% | 0% |
| Mexican Peso | MX | Mex$ 175.18 | 10.27 USD * | -35.74% | 0% |
| South Korean Won | KR | ₩ 15,360 | 10.84 USD * | -32.19% | 0% |
| Qatari Riyal | QA | 39.98 QR | 10.98 USD * | -31.27% | 0% |
| Japanese Yen | JP | ¥ 1,760 | 11.07 USD * | -30.73% | 0% |
| Uruguayan Peso | UY | $U450 | 11.19 USD * | -30.00% | 0% |
| Singapore Dollar | SG | S$14.36 | 11.23 USD * | -29.72% | 0% |
| Hong Kong Dollar | HK | HK$ 96.80 | 12.34 USD * | -22.81% | 0% |
| U.A.E. Dirham | AE | 46.40 AED | 12.63 USD * | -20.94% | 0% |
| Costa Rican Colon | CR | ₡6.200 | 13.66 USD * | -14.54% | 0% |
| New Zealand Dollar | NZ | NZ$ 23.60 | 13.83 USD * | -13.43% | 0% |
| Polish Zloty | PL | 51,79 zł | 13.88 USD * | -13.14% | 0% |
| Canadian Dollar | CA | CDN$ 19.39 | 13.92 USD * | -12.92% | 0% |
| Euro | DE | 13,52€ | 15.56 USD * | -2.62% | 0% |
| Australian Dollar | AU | A$ 22.40 | 15.89 USD * | -0.57% | 0% |
| British Pound | GB | £12.20 | 16.54 USD * | +3.49% | 0% |
| Norwegian Krone | NO | 158,80 kr | 16.73 USD * | +4.72% | 0% |
| Israeli New Shekel | IL | ₪59.12 | 19.81 USD * | +24.00% | 0% |
| Swiss Franc | CH | CHF 16.43 | 20.22 USD * | +26.51% | 0% |