Fairy

Fairies is a Dungeons mob that spawns around Fairy Trees, they drop Revive Stones which can be used to revive your teammates. Fairies have a chance of spawning in the stands during the thorn fight. They can be killed and will drop a revive stone.

It was confirmed by Clijmart that killing fairies do not reduce your score.

The Fairies also have different names, which are Akia, Tyene, Yve, Ilene.

Quotes

 * "Have a great life!" - If after a teammate has killed a fairy
 * "You killed me! Take this Revive Stone so my death is not in vain!" - If you kill a fairy while you are alive
 * "You killed me! I will revive you so my death is not in vain!" - If you kill a fairy while you are a ghost