Protector zombie

A zombie that cares little for its own health, but more for the zombie its assisting, it ALLWAYS appears with a relatively powerful zombie behind it (e.g gargantuars, and other things able to deal high damage), and it will allways stay the same distance in front of the protected zombie, also the protected zombie gains increased damage, health and other stats, even long after the protected zombie is dead, ALSO they both gain a minor regeneration ability, that allows 5 nd's per 2 seconds to be healed, both get the ability the protector zombie also weilds a strong shield, acts like the screen door exept tougher, fumes dont go though, and has a curve above to protect from lobbed.