Houses of Healing

Inner Minas Tirith - If Minas Tirith is (or has been) destroyed, destroy this land.

{t}: Add {w} to your mana pool. Prevent the
next 1 damage that would be dealt to target creature.

{1}{w},{t}: Destroy an aura enchantment or
remove a counter on target allied creature.
Tap that creature. It doesn't untap during its next untap phase.