Games like 鋼鉄戦記C21
If 鋼鉄戦記C21 is your kind of game, the closest matches are 爆战联盟, Chronicles: Immortal Sect and Defiance 2050 — picked from the ranked list below. Reviewers single out its mech customization feels limitless, planet hopping streamlines exploration and atmospheric. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About 鋼鉄戦記C21: C21 Steel Battle Chronicles is an Action MMORPG in which you can customize your very own robot to determine how it fights in battle. Become a member of the Neo Angel Force and defeat the nefarious Demon Force to restore peace to the Cosmic Renaissance!

Players who liked 鋼鉄戦記C21 also play
Steam players who put hours into 鋼鉄戦記C21 also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
爆战联盟
WHY THIS
Top pick for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Action and RPG with 鋼鉄戦記C21.
"Ghoul League" is a doomsday treasure brush shooting game. Any corpse ghost seen in the game can be caught against humans. "Two person game is the future". The game also supports multi person mode. You can break through customs and brush suits with your partners!
Chronicles: Immortal Sect
WHY THIS
Shares an atmospheric mood with 鋼鉄戦記C21.
Second-strongest match for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Massively Multiplayer and RPG with 鋼鉄戦記C21.
Chronicles: Immortal Sect is a captivating Eastern fantasy RPG where humans, immortals, and demons coexist. Begin your journey as a novice cultivator: choose your celestial abode, explore ancient realms, uncover hidden secrets, and partner with Dao Companions to achieve ascension.
Defiance 2050
WHY THIS
Third-strongest match for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Massively Multiplayer and Free To Play with 鋼鉄戦記C21.
Join your friends and become an Ark Hunter in a massive cooperative online shooter like no other. Choose from an array of fully customizable weapons and classes, explore a unique futuristic open world, and engage in epic fast-paced third-person shooter combat.
Forbidden zone
WHY THIS
Ranked #4 for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Action with 鋼鉄戦記C21.
Immerse yourself in the dangerous and thrilling world of the Forbidden Zone, a vast open world multiplayer survival game where your main objective is to outwit, outplay and outlast. Falls before Autumn 2023.
Afterinfection
WHY THIS
Shares an atmospheric mood with 鋼鉄戦記C21.
Ranked #5 for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Action with 鋼鉄戦記C21.
Afterinfection is a brand new zombie survival game designed in Unreal 4 and being developed by a small team from Thailand. After creating your survivor, you’ll start with nothing and have to make your way across a large island searching for food, water, weapons, and crafting supplies.
AION 2
WHY THIS
Ranked #6 for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Action and Massively Multiplayer with 鋼鉄戦記C21.
AION 2 is the only MMORPG built around a world where the sky is the battlefield. Choose your faction, ascend as a Daeva, and fight a faction war across a world 36 times larger than the original. PC only, on Unreal Engine 5.
Sword Art Online: Fatal Bullet
WHY THIS
Ranked #7 for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Action and RPG with 鋼鉄戦記C21.
Experience an original story where you are the protagonist in the world of Gun Gale Online. Create your own avatar and explore devastated lands while experiencing exciting third person shooting in this action RPG.
Tom Clancy’s The Division® 2
WHY THIS
Ranked #8 for 鋼鉄戦記C21 fans by collaborative filtering across millions of Steam libraries. Shares Action and RPG with 鋼鉄戦記C21.
Join The Division in this open world tactical shooter. Engage in intense cover-based combat, team up with friends, and build your ultimate agent to save Washington, D.C.
Head-to-head comparisons
More from CyberStep, Inc.
Other recommendable Steam games by CyberStep, Inc., ranked by review count so the studio's hits land first.
Onigiri
WHY THIS
Shares a retro mood with 鋼鉄戦記C21.
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21. Shares Action and Massively Multiplayer with 鋼鉄戦記C21.
Onigiri is an MMO Action RPG with a fast weapon changing battle system. Join a party of other players or travel with 8 NPC companions on your journey. With simple controls, you can dive into the thrilling world of Onigiri. Switch between weapons to battle through the Youkai.
Dawn of the Breakers
WHY THIS
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21. Shares Action and RPG with 鋼鉄戦記C21.
Step into the shoes of a high school student in modern Japan, where mysterious creatures known as Ghouls wage war against mankind. Become a member of the superhero unit, the Breakers, and stop this menace once and for all in this 3D action brawler!
CosmicBreak Universal
WHY THIS
Shares a retro mood with 鋼鉄戦記C21.
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21. Shares Action and Massively Multiplayer with 鋼鉄戦記C21.
CosmicBreak Universal is an MMO action game that lets you play massive battles of up to 30 vs 30 players using customizable robots and humanoids! Create your own original character and aim for victory with your allies!
雨音スイッチ - Amane Switch -
WHY THIS
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21.
Is there truly such a thing...as a happy ending? Amane Switch is a visual novel game remake updated for international audiences. An adventure game themed around rain, yandere characters, and strange abnormalities.
Teravit
WHY THIS
Shares a retro mood with 鋼鉄戦記C21.
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21. Shares Action and Free To Play with 鋼鉄戦記C21.
Welcome to "Teravit", a sandbox game created by players! With its three elements of "Create, Play, and Share", you can travel to the world of adventure and endless creation, alone or with friends!
CosmicBreak Gun & Slash
WHY THIS
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21. Shares Action with 鋼鉄戦記C21.
A hack and slash with the "CosmicBreak" characters! "CosmicBreak Gun & Slash" is a spin-off of "CosmicBreak", an MMO battle shooter featuring robots and humanoids! Take control of familiar characters from a top-down perspective and defeat enemy robots that come at you!
Dark Reflections - Shiori no Kotoha
WHY THIS
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21.
A series of murders and bizarre incidents occur in a private library that has become inescapable. Eventually, the food runs out and the library becomes filled with madness... This work is a visual novel of the survival suspense genre, set in a private library.
- Doki Doki Family - 特異体質者のドキドキ家族生活
WHY THIS
Another title from CyberStep, Inc., the studio behind 鋼鉄戦記C21.
A sweet life with the "Doki Doki Family”! Leave everything to the heroines and enjoy a life filled with love and affection!
Frequently asked about 鋼鉄戦記C21
- Does 鋼鉄戦記C21 work on Steam Deck?
- 鋼鉄戦記C21 is currently rated Unsupported on Steam Deck. It may not launch or may have significant issues that block normal play.
- Is 鋼鉄戦記C21 free to play?
- Yes — 鋼鉄戦記C21 is a free-to-play title on Steam. You can install and play it without buying anything, though some games include optional in-app purchases.
- Does 鋼鉄戦記C21 have multiplayer or co-op?
- Yes — 鋼鉄戦記C21 supports multi-player play according to its Steam store listing (Multi-player, Cross-Platform Multiplayer, Online PvP).
- What games are most similar to 鋼鉄戦記C21?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside 鋼鉄戦記C21 are 爆战联盟, Chronicles: Immortal Sect, Defiance 2050.
- Who developed 鋼鉄戦記C21?
- 鋼鉄戦記C21 was developed by CyberStep, Inc..
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on 鋼鉄戦記C21.
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