After returning to the North Blue, the Roger Pirates went undetected by the Marines, a rare occurrence.
Through his growing mastery of the Voice of All Things, Roger could use the wind and ocean currents to sense, to some extent, whether a ship was approaching and from which direction.
Whenever he detected one, the Oro Jackson could deliberately steer clear.
Even if it was not as direct as Hades activating Heaven's Eye, it still had tremendous strategic value.
Roger's illness could flare up at any moment. To avoid anything going wrong, the Roger Pirates stayed out of battle whenever possible.
If it struck during a fight, the consequences would be unimaginable. After all, in his weakened state, Roger could not even use Haki. Even some lowly pirates from the New World could kill him.
No one would have imagined that the Roger Pirates, whose name shook the seas, would appear in the weak Four Seas.
Some time passed peacefully like this. Only after they entered the Grand Line did the Marines finally discover them.
Marine bases stepped up their patrols, while intelligence personnel closely monitored every island in the first half of the Grand Line.
They did not know why the Roger Pirates had appeared in the first half of the Grand Line, which was also the Marines' strongest base of operations.
But now that they were here, they could not let this opportunity slip away.
Wary of the Roger Pirates' abilities, the Marines were in no hurry to strike. To reach the New World, the Roger Pirates would have to pass through Fish-Man Island, no matter what.
Before that, they would surround and attack the Roger Pirates again. Whether they succeeded or not, they had to try.
"Garp, keep your eyes on the Roger Pirates. Don't let him slip