Clefairy

In "Clefairy and the Moon Stone," our heroes discover many injured Pokemon while taking a short cut to Cerulean City through Mt. Moon. They search for the mysterious Moon Stone reported to possess the capability of "powering up" weakened Pokemon. In a battle with the always interfering Team Rocket they are helped by a group of Clefairy - an extremely rare Pokemon. They're very magical and their utterly cute appeal has many admirers.

First appearance: Episode 6—"Clefairy and the Moon Stone"