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The Supremacy Hub! - Coming Soon



Prepare to unite all battlefronts under one banner. We’re bringing the worlds of Supremacy 1914, Supremacy: Call of War 1942, and Supremacy: World War III together in one exclusive hub for all things Supremacy. This is where our community of strategists will connect, engage, and elevate their game – all in one place.

What to Expect:
  • Quick Launch: Access all three games in one spot and dive right into the action.
  • News & Updates: Stay in the loop with the latest game news, updates, and announcements.
  • Academy Videos: Master your strategies with exclusive videos, designed to help you dominate the battlefield. Whether you're a new recruit or a seasoned general, our Academy Videos are crafted to provide insider tips and strategies – because every battle is won with the right intel.
  • Forums: Coming later, these will be a place for players to unite, share tactics, and discuss their war stories. We’re building a space for all Supremacy strategists to come together and connect.
Mark Your Calendar: The Supremacy Hub goes live on May 20th, 2025.

Stay tuned – we can’t wait to welcome you to the hub!

Swift Strike




Swift Strike is the ultimate test of brilliant strategy and quick decision-making. With the game speed set to 10x prepare for an exhilarating and demanding experience. The game automatically ends after 4 real-life days. So choose your allies wisely and move swiftly to seize the win!

Minimum Rank: Technician Fifth Grade

Country Selection: Free Selection
Team Settings: Coalitions
Peace period days: 1 day
Number of players: 22
Start of game: Starts right away
Gamespeed: 10x

Don’t miss out on this high-octane challenge where every second counts. Click the "Find Games" button below to join Swift Strike now. Hurry! The clock is ticking.

Team Up!



Attention, Generals!

Some battles are not meant to be fought alone and our next event is one of them. Join the 100-player map and choose which of the two sides will benefit from your knowledge as a leader and tactician. Prepare for the biggest team fight in the history of Call of War.

  • Player count: 100
  • Starts-when-full
  • Random country selection & free selection among 2 teams
  • Players flagged as inactive after 2 real-life days
  • AI & human player peace period of 1 real-life day
  • fixed runtime of 28 real-life days after the game started (if not won earlier)


During the sign-up period, the event maps can be found at the top of the games list. Join this event map to participate. We wish you good luck and much fun!


Your Bytro Team

All Countries: All In! - 4x Speed



Attention, generals!

Did you ever want to take the reigns of the smaller nations that participated in World War 2? Now is the time, because according to the motto ‘all countries, all-in’ you can choose any historical nation that existed in 1939 in this Event.

Try to grow a small country into a big empire or pick an established superpower and surround yourself with allies. Recreate history or conquer the whole world in this historical battle scenario!

Event Details:
  • Historical world map with borders of 1939
  • 73 players: Every nation of 1939 playable
  • No AI countries
  • Free country selection
  • Starts immediately
  • Starting conditions are balanced historically
  • 4x speed
  • Fixed runtime of 14 real-life days after the game started (if not won earlier)


During the sign-up period, the event maps can be found at the top of the games list. Join this event map to participate. We wish you good luck and much fun!

Your Bytro team

Operation Supremacy



Operation: Supremacy invites you to a high-speed contest for control points! Your mission: capture and hold 13 of 25 strategic locations across the world map for 4 days. With no coalitions allowed and the game running at 2x speed, competition will be fierce. Only one player can secure victory and claim the massive 50,000 Gold reward!

Minimum Rank: Technician Fifth Grade
Country Selection: Free Selection
Team Settings: No Coalitions
Peace period days: None
Number of players: 97
Start of game: Starts right away
Gamespeed: 2x

Outwit your rivals, conquer and then hold your ground to win the grand gold prize in Operation: Supremacy. Ready for the challenge? Hit the “Find Games” button below and claim your victory!