Complete the indicated task to unlock the corresponding character.

Isara (Alicia) Gunther: Complete the game.
Brigette "Rosie" Starks: Have the Shocktrooper class reach level 50.
Eleanor Varrot: Have the Scout class reach reach level 50.
Emile Bielert: Have the Engineer class reach level 50.
Juliana: Get 20 medals.
Largo Potter: Have the Lancer class reach level 50.
Leon: Get 25 medals.
Welkin: Have all classes reach level 50.
Zaka: Have the Armored Tech class reach level 50.