They turn dead to poop. Fortunately healing mushrooms grow out of poop. Fairyland has been cursed with a terrible poop plague. Poop crystals need to be removed. Guide your units to enemies and then send your Dwarf to remove crystals. Scout the area with help of a little fairy to plan your attack. Enemies can not see or attack you. You will be sent in a ghost form. They will come looking for you. Use crystal shards to attack enemies. Use the terrain to y. Use shards to take them out one by one.
more information...