Luffy Will die and be revived by the One Piece!
Luffy does but is revived by the One Piece.
Same mystery63% confidenceThe One Piece is the return of the Ancient Kingdom!
Same mystery80% confidenceCHURCHWARD'S "SACRED SYMBOLS OF MU" REVEALS THE GREAT KINGDOM'S NAME, THE "D" MYSTERY, AND THE END OF ONE PIECE
Same mystery48% confidenceThe One Piece Treasure is the Sun of the Dawn that can grow the trees that Spawn Devil Fruits from people's imagination
Also in this lore65% confidenceTHE FAILED WORLD THEORY
Also in this lore87% confidenceLineage Factor is the sole power system of One Piece and Imu's real weapon
Also in this lore66% confidenceMythical Hito Hito no Mi: Model Zaza
Also in this lore75% confidenceThe Man Marked by Flames, Vander DeckenAlso in this lore75% confidenceThe Man Marked By Flames Is The Last God's Knight
Also in this lore58% confidenceJoy Boy didn't lose the Ancient Kingdom's greatest power. He gave it up.
Also in this lore80% confidenceMy Blackbeard theory: The Man of Two Worlds- As a consequece from the battle with Imu Either by defeating him or being defeated, Luffy Will die. However, Gaban Will reveal that whatever is the Treasure left on Laughtale may be able to revive him.
- The crew sails onwards carrying luffys body and finally they reach the final island.
- The One Piece is revealed to be the sun that was Lost in the second world (as proposed by morj's theory).The same sun that give birth to the sun God all those thousand of years back (likely the fruit itself).
- By reaching the One Piece the strawhats Will be rewarded with a real valuable treasure, as all Treasure should be. The reward (or atleast the immediate One upon Discovery) Will be luffy's ressurection.
- The Revival of Luffy in the midst of Laughtale's battle Will mirror the arrival of the first sun God.