Dear heroes:
With the new changes happening in CO world, a new group of evil power has grown from the cracks. It's vital to catch the king of the monster when you fight them. Heroes, do your best and hunt down the NEW boss- BullMaster to keep the peace in CO world!
Who will use the least steps to siege the NEW boss BullMaster?
Click here: http://event.co.99.com/SiegeNewBoss/
Let's have a competition!
