Talk:Spring 2015 Event/@comment-139.216.148.160-20150430135123/@comment-26391060-20150430140734

that make me wonder..after a ship have sortie to both E3 easy and E4 easy, can the ship sortie to E4 medium? How about after clearing E-3 medium and use some of those ship to clear E-4 easy, can those ship back to E-4 medium?