Board Thread:Special Events/@comment-25730832-20150401144801/@comment-26091970-20150424211914

Basuki wrote: can we make combined fleet plus expeditions 33 and 34 (the rest of the fleet) to support in combine fleet maps?

Yes, that is always the case with event maps requiring the Combined Fleet mechanic. However, if you wanted to have a Combined Fleet plus both regular and boss Support Fleets, you will need to have unlocked all four fleets (check Quests page for more info on which quests unlock which fleets).