In Cosmic Sky, bosses present exciting challenges for players seeking thrilling encounters and high-tier rewards. Bosses spawn in the Chaotic Zone of Adventures, meaning to access the boss you must become Chaotic; putting all of your items at risk. These tough bosses have special abilities that challenge your fighting skills and require good teamwork to succeed.

Bosses will spawn roughly every 8 hours.
A message in chat will come up when each of these bosses has spawned.
These times constantly fluctuate so keep a keen eye on chat to see when one has spawned.