Here are features listed, that didn't fit into another category.
Builders are needed to construct or upgrade Buildings.
The chat can be used to communicate with other players. You can also add friends here.
The map is the area, on which all units and buildings are.
On the rankings you can see your current Might, Arena and Guild ranking. You can also use this screen to attack player directly or add them as a friend.
Here you can register/switch your account, mute the sound/music, visit the forums, read the Terms of Service or contact the Live Support.
Shields are a period of temporary safety from enemy attacks.
Here you can buy/construct all kinds of things.