Giant tentacles and eyeballs FTWYouTube video
Originally posted by ThousandSephiroth is unkillable in that he can't be eliminated, apparently. However he could very well lose in a fight.
Sephiroth would have the same effect. He's seemingly unkillable and he can destroy planets. This is hard to debate.I think it can go either way.
He could destroy the planet, in that he could wreck it and make it void of life.