Sur Online

Sur Online is an online strategy game where you develop your castle and command your army.

Strengthen your castle
Produce resources, upgrade buildings, train troops, and improve your defenses with a long-term strategy.

Explore the world map
Launch marches between castles, mines, and temples. Carefully plan distance, travel time, and troop selection.

Act with your alliance
Use alliance chat, send support to allies, and fight together toward shared goals.

Detailed battle system
Follow attack and defense results through battle reports. Review casualties, wounded units, remaining troops, and rewards.

Trade and progression
Use the market, balance your resources, strengthen troops in the academy, and treat wounded units in the infirmary.

Sur Online brings together strategic planning, alliance cooperation, and multiplayer competition. Free to play; includes optional in-app purchases.

A focused and approachable strategy experience
Sur Online avoids unnecessary complexity, constant explosions, and eye-straining effects. Its thoughtful pace carries the seriousness of a chess match, letting you plan, make the right move, and enjoy victory without staying glued to the screen.

Recent changes:
A direct start flow through world selection has been added. Alliance joining and member lists, startup synchronization of castle and world data, mine information, troop training and academy panels, and overall mobile responsiveness have been improved.