Build every character up to Level 9.
Earn A-ranking in every mission of every character.
Complete the special mission.
Complete all of the mystery character's missions.
Complete all of Tyurru's missions.
Complete all of Klarrann's missions.
Complete all of Dwingvatt's missions.
Complete all of Myifee's missions.
Complete all of Aspharr's missions.
Complete all of Inphyy's missions.