Enel

The tyrant who proclaims himself 'God' of Skypiea, user of the Lightning Logia. All-powerful over the sky island through Haki, until he meets Luffy, immune to lightning.

'God' Enel, tyrant of Skypiea and user of the Rumble-Rumble Fruit, who believed himself omnipotent. Beaten by Luffy, immune to electricity, he left the sky island for the moon.