LIfe Bars >>>>>>>>>>>> Regenerating shields
A combination of both is my favorite, like in Halo 1/Ce, but simply Shield regeneration is boring. You can sit out there all day in multiplayer, and no-one will die. Bang! Regenerate. My turn: Bang! Regenerate. Your turn: Bang! Regenerate. My turn: Bang! Regenerate. Your turn: Bang! Regenerate.
So ORBS >>> Regeneration.
How realistic is life regeneration, anyways?







