Similar with 🧙 White Wizard Invasion , 🤠 Boss Attack event takes place in ⛳ Devias between coordinates 69 120 and 76 120. There will appear monsters with a Boss. You must find and kill them during 20 minutes.
Boss should drop an Token or zen for you.

When event starts?

You will see announcement about 🤠 Boss Attack event in the screen.