War of Emperium is your chance to pit wits and power in the biggest guild battle ever. Not only is it a battle between two guilds and one castle, but now there are. The War of Emperium is a guild versus guild siege battle. Your fellow guild members are your battle allies while members of other guilds are. Unlike the current state of WoE, owning the Emperium or defending it 4 total guilds can reap rewards from War of Emperium, meaning that.