The Game Census
鋼鉄戦記C21 cover art

鋼鉄戦記C21

CyberStep, Inc. · 2020-10-14

Steam

ActionMassively MultiplayerRPGFree To Play

Modes: Multiplayer, Co-operative, Massively Multiplayer Online (MMO)

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!

1
playing now
68%
positive of 136 reviews
Mixed
steam rating
200,000–500,000
owners (SteamSpy est.)
pending
deck/linux tier (ProtonDB)
Free
steam price (US)

1 players in-game as of 2026-08-30 04:00 UTC (census sample)

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 64% of 10,862 Action games in the census by review count.

Players online

502026-08-07 00:00 — 2 players2026-08-07 08:00 — 2 players2026-08-07 16:00 — 3 players2026-08-08 00:00 — 1 players2026-08-08 08:00 — 3 players2026-08-08 16:00 — 0 players2026-08-09 00:00 — 3 players2026-08-09 08:00 — 5 players2026-08-09 16:00 — 3 players2026-08-10 00:00 — 3 players2026-08-10 08:00 — 3 players2026-08-10 16:00 — 3 players2026-08-11 00:00 — 1 players2026-08-11 08:00 — 1 players2026-08-11 17:00 — 1 players2026-08-13 00:00 — 0 players2026-08-14 08:00 — 2 players2026-08-15 15:00 — 3 players2026-08-16 23:00 — 1 players2026-08-18 07:00 — 2 players2026-08-19 14:00 — 5 players2026-08-20 22:00 — 1 players2026-08-22 05:00 — 3 players2026-08-23 13:00 — 4 players2026-08-24 21:00 — 2 players2026-08-26 05:00 — 2 players2026-08-27 13:00 — 4 players2026-08-28 20:00 — 1 players2026-08-30 04:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).

Details

WindowsmacOSMulti-playerMMOPvPOnline PvPCo-opOnline Co-opCross-Platform MultiplayerCaptions availableSteam WorkshopIn-App Purchases

Player tags

3DPvPRPGJRPGMMORPGShooterTradingAction RPGExplorationShoot 'Em Up

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

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Similarity via IGDB.

Official site ↗