Balancing healers with battle

In the case the healer gets attacked. Since he has taken a lot of damage it would be a better choice for him to fight for his life rather than he fights for a invincible healer. Giving fights a whole new strategic branch to think about. Opening up a new surprise attack by crippling the opponents healing spec. this would also give the pve’s what they want, and that is just someone to help them even the odds with a dragon the size of molasses. It is impossible to fight a dragon realistically even in a fantasy world, and hopefully slightly impossible with.