Aegis of Earth: Protonovus Assault
| App ID | 450250 |
| App Type | Game |
| Developer | ACQUIRE Corp. |
| Publisher | Aksys Games |
| Supported Systems | Windows |
| Technologies | Unity Engine |
| Last Changenumber | 39323160 |
| Last Record Update | 29 September 2026 – 23:07:53 UTC ( |
| Release Date | 19 July 2016 – 06:58:00 UTC ( |
Aegis of Earth: Protonovus Assault is a frenetic and explosive new spin on action strategy gaming. Plan out and build up your defenses as hordes of hulking monstrosities bombard your heavily fortified city in an attempt to wipe you off the Earth for good!
Steam price history
Special Promotion, ends 8 October 2026
Current Price
-80% $3.99
Lowest Recorded Price
-80% $3.99
25 June 2019
| Currency | Current Price | Converted Price | Lowest Recorded Price | ||
|---|---|---|---|---|---|
 U.S. Dollar |
-80% $3.99 | $3.99 | $3.99 | -80% $3.99 | |
 Indian Rupee |
-80% ₹ 113 | $1.17 | -70.53% | $1.17 | -80% ₹ 113 |
 Kazakhstani Tenge |
-80% 530₸ | $1.19 | -70.05% | $1.19 | -80% 530₸ |
 Brazilian Real |
-80% R$ 7,39 | $1.41 | -64.53% | $1.41 | -80% R$ 7,39 |
 Indonesian Rupiah |
-80% Rp 27199 | $1.52 | -61.85% | $1.52 | -80% Rp 27199 |
 Philippine Peso |
-80% ₱99.99 | $1.59 | -59.94% | $1.59 | -80% ₱99.99 |
 SASIA - U.S. Dollar |
-80% $1.63 | $1.63 | -59.15% | $1.63 | -80% $1.63 |
 Malaysian Ringgit |
-80% RM7.60 | $1.86 | -53.36% | $1.86 | -80% RM7.60 |
 Chilean Peso |
-80% CLP$ 1900 | $1.93 | -51.49% | $1.93 | -80% CLP$ 1900 |
 Mexican Peso |
-80% Mex$ 35.99 | $1.97 | -50.53% | $1.97 | -80% Mex$ 35.99 |
 Uruguayan Peso |
-80% $U85 | $2.10 | -47.14% | $2.10 | -80% $U85 |
 Thai Baht |
-80% ฿73.80 | $2.19 | -44.88% | $2.19 | -80% ฿73.80 |
 Qatari Riyal |
-80% 8.39 QR | $2.30 | -42.31% | $2.30 | -80% 8.39 QR |
 Colombian Peso |
-80% COL$ 8000 | $2.40 | -39.62% | $2.40 | -80% COL$ 8000 |
 CIS - U.S. Dollar |
-80% $2.51 | $2.51 | -37.09% | $2.51 | -80% $2.51 |
 Japanese Yen |
-80% ¥ 396 | $2.51 | -37.02% | $2.51 | -80% ¥ 396 |
 South African Rand |
-80% R 43.80 | $2.63 | -34.06% | $2.63 | -80% R 43.80 |
 New Zealand Dollar |
-80% NZ$ 4.79 | $2.69 | -32.55% | $2.69 | -80% NZ$ 4.79 |
 Peruvian Sol |
-80% S/.9.99 | $2.88 | -27.82% | $2.88 | -80% S/.9.99 |
 Norwegian Krone |
-80% 28,00 kr | $2.91 | -27.07% | $2.91 | -80% 28,00 kr |
 Taiwan Dollar |
-80% NT$ 93 | $2.92 | -26.81% | $2.92 | -80% NT$ 93 |
 Hong Kong Dollar |
-80% HK$ 23.80 | $3.03 | -23.98% | $3.03 | -80% HK$ 23.80 |
 Canadian Dollar |
-80% CDN$ 4.39 | $3.08 | -22.64% | $3.08 | -80% CDN$ 4.39 |
 Singapore Dollar |
-80% S$4.00 | $3.12 | -21.58% | $3.12 | -80% S$4.00 |
 U.A.E. Dirham |
-80% 12.40 AED | $3.37 | -15.38% | $3.37 | -80% 12.40 AED |
 Costa Rican Colon |
-80% ₡1700 | $3.71 | -6.82% | $3.71 | -80% ₡1700 |
 British Pound |
-80% £2.99 | $3.95 | -0.98% | $3.95 | -80% £2.99 |
 LATAM - U.S. Dollar |
-80% $3.99 | $3.99 | $3.99 | -80% $3.99 | |
 MENA - U.S. Dollar |
-80% $3.99 | $3.99 | $3.99 | -80% $3.99 | |
 Euro |
-80% 3,99€ | $4.49 | +12.60% | $4.49 | -80% 3,99€ |
 Swiss Franc |
-80% CHF 3.80 | $4.59 | +15.12% | $4.59 | -80% CHF 3.80 |
 Israeli New Shekel |
-80% ₪14.79 | $4.83 | +21.13% | $4.83 | -80% ₪14.79 |
 Russian Ruble |
419 ₽ | $5.03 | +26.07% | $0.99 | -80% 83 ₽ |
 Ukrainian Hryvnia |
279₴ | $6.20 | +55.60% | $1.22 | -80% 55₴ |
 Vietnamese Dong |
188000₫ | $7.23 | +81.33% | $1.44 | -80% 37500₫ |
 Chinese Yuan |
¥ 68 | $10.14 | +154.19% | $1.93 | -81% ¥ 13 |
 Kuwaiti Dinar |
3.35 KD | $10.84 | +171.81% | $2.16 | -80% 0.67 KD |
 Saudi Riyal |
56.00 SR | $14.87 | +272.86% | $2.97 | -80% 11.20 SR |
 South Korean Won |
₩ 21000 | $15.60 | +290.99% | $3.12 | -80% ₩ 4200 |
 Polish Zloty |
71,99zł | $18.53 | +364.49% | $3.70 | -80% 14,39zł |
 Australian Dollar |
A$ 28.95 | $20.09 | +403.73% | $4.01 | -80% A$ 5.79 |
Valve suggested prices are shown on package pages.
Price history
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Additional Information
| Developer | ACQUIRE Corp. | |
| controller_support | full | |
| community_visible_stats | Yes | |
| ReleaseState | released | |
| Publisher | Aksys Games | |
| Store Release Date | 19 July 2016 – 06:58:15 UTC ( |
|
| community_hub_visible | Yes | |
| Primary Genre | Strategy (2) | |
| Store Genres | Strategy (2) | |
| Steam Release Date | 19 July 2016 – 06:58:00 UTC ( |
|
| Store Asset Modification Time | 26 April 2016 – 17:49:34 UTC ( |
|
| review_score | 5 | |
| review_percentage | 58 | |
| Detected Technologies | Unity Engine, CRIWARE SDK, Mono SDK | |
| First seen on SteamDB | 1 March 2016 – 22:06:14 UTC ( |
Supported Languages
| 2 Languages | Interface | Full Audio | Subtitles | Achievements |
|---|---|---|---|---|
| English | Yes | Yes | Yes | Yes |
| Japanese | Yes | Yes | Yes | Yes |
Assets
Load all asset images| clienticon | eb2c74ed992feb675b1673dae418f3343673d812 | ||||||||||||||||||
| clienttga | 1d27a976c021d5451107fe8bdb47a146dbc36889 | ||||||||||||||||||
| icon | 12e2041482d7202668b39fb2e4bf23a5e939ed58 | ||||||||||||||||||
| logo | fd4adcd84e4f77a77bd54e0d41020f356d53e39b | ||||||||||||||||||
| logo_small | fd4adcd84e4f77a77bd54e0d41020f356d53e39b_thumb | ||||||||||||||||||
| small_capsule |
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| header_image |
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| store_screenshot | ss_8d87a4feb81441f2a63ff9ca4d764ee958045b2a.jpg | ||||||||||||||||||
| Assets |
|
| trailer_name | Aegis of Earth: Protonovus Assault Steam Trailer |
| trailer_category | 0 |
| microtrailer ↴ | |
| video/webm | 450250/57415/661d20136665115a64dd69382f3d743ba36fb03d/1751287094/microtrailer.webm |
| video/mp4 | 450250/57415/661d20136665115a64dd69382f3d743ba36fb03d/1751287094/microtrailer.mp4 |
| adaptive_trailers ↴ | |
| dash_av1 | 450250/57415/661d20136665115a64dd69382f3d743ba36fb03d/1751287094/dash_av1.mpd |
| dash_h264 | 450250/57415/661d20136665115a64dd69382f3d743ba36fb03d/1751287094/dash_h264.mpd |
| hls_h264 | 450250/57415/661d20136665115a64dd69382f3d743ba36fb03d/1751287094/hls_264_master.m3u8 |
| screenshot_medium | 256663497/movie.293x165.jpg |
| screenshot_full | 256663497/movie_full.jpg |
| all_ages | true |
| is_highlight | true |
| timestamp | 6 July 2016 – 21:11:03 UTC |
