So you picked your best girl (or best man), and a fancy emblem from the list of navigators and emblem, and can’t wait to use them in battle. Or a Striker that you want to use to help you in battle? Look for it from the Shooting and Fighting Strikers page.
Here’s a method to grind them out very quickly.
You only need to get any one of the listed units to level 15 to unlock the navigator. For example, if you want Nena Trinity, just get either Throne Eins, Zwei, or Drei to level 15.
Hop over to Trial Battle, and start on Trial Battle 1. Our target is Trial stage 1-3