Vegapunk's dying message suggests a world flood in the One Piece world, potentially revealing the location of the ancient kingdom.
The world government may be planning another flood to protect their secrets and maintain their power.
Luffy and his crew may hold the key to stopping the flood and saving the world.
The Red Line, created by the world government, may have caused the flood in the first place.
The allies of the ancient kingdom, such as the Minks and Wano, may play a crucial role in saving the world from the flood.