Your sphere is Soldier (Unity in Strength and Action), and your class is Defender (Peaceful, yet Potent).
You are a Shield Bearer.
To be a Shield Bearer is to have great faith in your friends. Though your friends may not turn to you for guidance, they will turn to you when they need something more important... when they need somebody to stick up for them, especially in situations when they might feel vulnerable. You are very much valued by your comrades.