Hints: Things to Achieve:
Complete each achievement to get the allotted gamerscore:
Proof of Growth  - Gathered 10 Image Pieces.
Wondrous Vision  - Got A rank in Brothers, United.
The Hero's Long March  - Completed 50 Mission Battles.
The Dragon-Slayer Brothers  - Got S rank in Brothers, United.
Enlightenment  - Completed all Mission Battles.