Clear Stage 1.
Clear 10 different stages.
Clear 25 different stages.
Clear Stage 51.
Clear all 51 stages.
Clear any stage on Critical.
Successfully synthesize magic stones for the first time.
Obtain a titled magic stone as a reward.
Use a special attack for the first time.
Destroy an enemy projectile with a dodge roll.
Clear an online battle with at least two players.
Share HP with a fallen ally to revive them.
Clear all 51 stages on Critical.
Deploy to a stage as Sou.
Deploy to a stage as Kanade.