For example, to unlock the third Troop Formation slot you need to reach Furnace level 20, and level 23 for the fourth one. The fifth slot requires VIP level 5, while the last Troop Formation slot, the sixth one, requires VIP level 8.For example, the VIP level 10 benefits include a 12% troop Attack and Defense increase, an additional March Queue, and 2 additional troop formations, which are essential for any player wanting to become a powerful force in battles.Both of these special books, the Exp...