[quote=@LokiLeo789]
This search for the fortune is gonna be difficult. Will they even let half of you marines accross the Grand Line, you guys are....East Blue Division.
[/quote]

They let Smoker into the Grand Line.

And all of the Marines have pretty much showed that they are Grand-line ready. Of course, Zepp and Johnny just need Freya to be allowed to enter, and they'll tag along.