Developed by Supercell, mo.co is a highly anticipated social RPG blending open-world exploration, PvP battles, and quirky cooperative gameplay. Launched in invite-only beta on March 18, 2025, the game has drawn massive attention for its whimsical art style and emoji-driven interactions (e.g., using emojis to ride creatures or trigger abilities). Recently mo.co has discovered some issues during the latest maintenance, but promised players that this won't affect them negatively in any way.
(Besides, here are the guidance for players to know the basic gameplay and key features of mo.co.)
During the first two days, these earlyplayers have reported some issues, which the developer addressed in an official post on March 20, 2025. These issues includes:
Amid soaring player engagement post-launch, released an optional update early (originally slated for March 20-21) to fix crashes and glitches.When the player opens the game, a notification about it will pop up. Select Yes and you can update the game in a few minutes.
Apart from that, Supercell also announced that the first maintenance in mo.co is currently underway. However, during the first maintenance, a server-side error caused 3,624 players to lose XP, unlocked worlds, and purchases. According to its post on March 21, developers are taking all necessary steps to solve this issue as quickly as possible:
Following the March 21 maintenance patch that resolved the core server-side bug, mo.co's developers discovered additional progress losses tied to the second update, now under urgent review. Here's their action plan:
We will continue to monitor the mo.co maintenance follow-up news, and you can bookmark MuMuPlayer's blog for getting the latest information.