If left unchecked, a single dedicated healer can provide thousands of points of 'free' hitpoints to an attacking push, making it virtually unstoppable.

Many novice players make the fatal error of focusing all their defensive damage on the massive tank, ignoring the tiny support unit standing behind it.
Target Priority
If you successfully eliminate the support, the massive tank becomes a slow, expensive sitting duck that your towers can easily dispatch.

Deploy your assassin directly behind the enemy push, ensuring it locks onto the healer before the tank can turn around to protect it.
Tornado is the ultimate counter to healing auras.A Valkyrie is great, but a heavy spell is usually more reliable against a dedicated healer.Healing pushes are usually incredibly expensive (12+ elixir). The Cheese Pushes
A cloned healer essentially doubles the healing output, turning the surrounding army into a literal immortal wall of hitpoints.

The definitive counter to any Clone strategy is a cheap, instant-cast splash spell like the Log, Zap, or Snowball.
Threat LevelHealing MethodHow to Stop ItThe Melee Healer (e.g. If you have any questions pertaining to where and the best ways to make use of tower rush, you could call us at our website. , Battle Healer)Heals herself and surrounding units every time she successfully lands a melee attackUse flying units she cannot hit, or drop a high-DPS unit directly on her head to kill her before she swingsInstant BurstJumps onto a group of units, providing a massive, instant burst of healingPlace a cheap distraction unit (like skeletons) in its path to force it to trigger early, wasting the heal entirely Staying Calm
Facing a massive, regenerating 'Elixir Golem' or 'Golem' push is one of the most stressful experiences in the game.

Master the backline dive, and dominate the arena.