Get Sakuya full ending (ED no.03)

Get Ryouta ending (ED no.01)

Campaign: Collected all sniper rifle models.

Rage against your fate and complete the game with any character.

Complete Agathon's questline.

Convince Agathon to cooperate with you.

Complete Tamika's questline.

Convince Tamika to cooperate with you.

Accept your fate in Elysium.

Complete every chapter with a perfect score.

Discovered all legends.

Maxed out each Rebel skill.

Campaign: Maxed out your XP and levels.