Who will be the final villain in one piece

Will Eiichiro Oda complete the One Piece manga before he passes away?

Will Roronoa Zoro die before the end of One Piece?

Which manga series will finish before One Piece does?

Will Luffy die before the end of One Piece?

When will One Piece conclude?

Will Sabo die before the end of One Piece?

Will Loki die before the end of One Piece?

Will Sengoku die before the end of One Piece?

Will Donquixote Doflamingo die before the end of One Piece?