Radiant Silvergun
Released Nov 2023
Set on the earth and in space on July 14, 2520 A.D., the film explores the mystery of mankind's extinction. Various terrains become battlefields. Enemies attack from all directions. There are 23 bosses in total. Aim for a high score by making full use of score bonuses and level-up weapons!
93% positive · 221 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence
Where to buy
Steam $19.99
Can't confirm — worth a look
We couldn't confirm these stores carry this game.
Green Man Gaming Steam key Search IndieGala Steam key Search Prices in USD, as listed by each store.
Buying through an affiliate store helps support the site
Evaluation
Radiant Silvergun is a port/remaster of the classic 1998 shoot-'em-up, released on Steam on November 2, 2023. The store description presents it as a complete, self-contained package with six stages, 23 bosses, multiple game modes (Classic/Modern, an Ikaruga-rules mode, Story mode), and online rankings — no DLC, season pass, or roadmap is mentioned anywhere.
Since launch, the developer has issued four patches: two adding quality-of-life features (a Training mode with invincibility and practice tools in March 2024, keyboard and retry improvements in December 2023) and two fixing bugs. The most recent developer communication was a bug fix on March 9, 2026, showing the studio is still monitoring and maintaining the game. None of these posts announce or hint at future paid or free content expansions.
There is no DLC listed on the store, no announced roadmap, and no developer statement about future content. The game launched as a finished product and has received only maintenance and polish updates since. Someone waiting for all content can consider the game complete as of its launch date.
Evidence
Store description presents a fully self-contained game with six stages, 23 bosses, multiple modes, and online rankings. No DLC, season pass, or future content mentioned.
Bug fix addressing an unintended infinite score farming exploit in a specific boss battle. Most recent developer communication as of the assessment date.
Media
Details
Developer
Publisher
Live Wire
Achievements
12
Platform
Windows
Controller
full support
Steam Deck
Unsupported
Players
Single-player · Multiplayer · Co-op · Local/Split Screen
About this game
<Story>
July 14, 2520 AD.The light emitted by a "stone-like object" excavated from the strata of B.C. enveloped the earth, destroying the human race. Only the four crew members of the space cruiser TETRA and one robonoid barely escaped into satellite orbit. ......
One year later. The TETRA is forced to re-enter the atmosphere because the ship's supplies have finally been depleted. The battle for the survival of the TETRA begins.
<A highly strategic shooting game>
The battlefield is a stage with various terrains, including intricate crevices and moving containers, where enemies attack from all directions, up, down, left, and right. Twenty-three bosses await in six highly strategic stages.There are also secret bonuses that occur when enemies are defeated in a specific order, as well as hidden score items. The key to obtaining a score is to cover all of these items, build your own original attack pattern, and accurately destroy the targeted enemies.
Use weapons that level up in accordance with your score to update your high score!
<Game Features>
- Score system specialized for the origin of shooting games.
- Weapons that level up as you defeat enemies.
- 5 difficulty levels for beginners to enjoy.
- Story mode with a strong message.
- Beautiful 3D graphics.
- Sound that colors the game world by Hitoshi Sakimoto, who is highly acclaimed both in Japan and overseas.
- Game mode with the rules of "Ikaruga," the second installment of Project RS.
- CLASSIC / MODERN mode that can be enjoyed with different viewing angles for SegaSaturn version and XboxLiveArcade version.
- Compatible with keyboard operation.
- Online ranking to compete with rivals from around the world.
<New Function>
- Compatible with all Xbox / Nintendo Switch / PlayStation controllers
- CLASSIC / MODERN mode that can be enjoyed with the aspect ratio of the Sega Saturn version and Xbox Live Arcade version
- Compatible with keyboard operation. One keyboard can be used by two people, and can also be used in conjunction with a controller.

<Notes on controllers>
When playing with a SWITCH controller, be sure to set "Nintendo Button Layout" to "OFF".<Notes on play environment>
If you are using a PC with the minimum system requirements, you may experience processing delays while playing.We recommend playing on a PC that meets the recommended system requirements, including a graphics board.

Last evaluated Jun 21, 2026
Something about this evaluation looks wrong Report illegal or harmful content