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C4: Classical Caliber Combat Contest

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About C4: Classical Caliber Combat Contest

Classical Caliber Combat Contest is an arena shooter party game where you fight other players with weapons, items and stage hazards. Matches combine classic shooter modes with random critical hits, minigame rounds and modifiers. Its card-based Contest mode adds missions, card packs and strategic effects that shape matches.

Contest mode

At the start of each round, you choose which card packs to open in the Lobby and level up cards. You build a hand to attack and defend against other players, while selecting missions that suit your play style and influence the packs you receive. Completing missions earns points, which you can cash in for gold through minigames that take place during the action. Bonus gold at the awards ceremony can change the scoreboard results.

Duplicate cards combine and level up, making them harder to remove from the board. Weapon cards gain lethal bonus stats and reactive Plus-Powers as they level up. Modifier cards add stacking rules, including Infection and Floor is Lava, that can change how a match plays.

Weapons and combat

The game has more than 50 weapons across six ammo types, including classic firearms and novel inventions. Alt-fire modes and bouncing projectiles help distinguish their uses. Weapons include the Rocket Launcher, MEGA Shotgun, Burst Rifle, Slag Cannon, Lightning Ray and Bio-Blower.

  • Bullet weapons: well-rounded options such as the Burst Rifle.
  • Shell weapons: specialized weapons such as the bouncing Slag Cannon.
  • Voltage weapons: technical weapons such as the precise Lightning Ray.
  • Explosive weapons: knock back targets, as the Rocket Launcher does.
  • Radiation weapons: push the limits of power, as the Bio-Blower does.

The arena also features 16 items, including the Grapple Hook, VS Sensor and Auto-Missiles. Dynamic stage hazards and interactive elements are built into the maps.

Modes and maps

Free Play and Party mode support custom or replayable experiences. The game includes Deathmatch, Capture the Flag, King of the Hill and Zone Control, along with 24 modifiers, including Infection and Floor is Lava.

There are eight maps, each with four layouts for matches of 2–12 players. Split-screen online play supports up to four players on the host machine in standard free-for-all modes. You can configure extended game rules, find public matches through Quickplay or the Server Browser, and play in third-person mode.

Bots and medals

Twelve computer-controlled characters can fight alongside human players. They have distinct appearances, skill levels and chats, and range from incompetent to highly skilled. The Announcer narrates arena action and can call and award more than 80 medals for multi-kills, shutdowns and special events.

Other features

  • Collect, market and trade cosmetic weapon skins earned through playtime drops.
  • Customize your ArenaBot, shown in the Lobby and on billboards, with vibrant comic-book visuals.
  • Accessibility features help new players learn familiar shooter conventions and the game's mechanics.

Frequently asked questions

Steam lets publishers create keys to sell in other shops. Once you activate a key, the game is yours to keep, just like a store purchase.

Disclaimer: CD keys have an inherent 1–2% average failure rate. Check the shop terms for buyer protection info. Steam offers no buyer protection for keys bought in other shops and doesn't refund them.

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