Due to immortality , Silver acts as the main line of defense against zombots. Doesn't want supplies wasted on him . His sense of responsibility drive him to protect his people . He is immune to the virus. He had a great power ; which is his telekinetic ability. He can uses it with out the use of the chaos emerald and can lift up to a great magnitude of things . Also his psychic powers are capable of bypassing and negating reality warping, such as resisting the effects of magic, mind control, time travel and other forms of power.