Curse Dispels
Curses are common in troll, void and elemental-themed keys. A curse dispel saves the healer mana and prevents hexes from chaining.
Specs that bring curse dispels
Restoration Druid
Nature's Cure
Restoration Shaman
Cleanse Spirit
Feral Druid
Remove Corruption
Enhancement Shaman
Cleanse Spirit
Balance Druid
Remove Corruption
Arcane Mage
Remove Curse
Fire Mage
Remove Curse
Frost Mage
Remove Curse
Elemental Shaman
Cleanse Spirit