Here is the full list of all 39 SD GUNDAM G GENERATION CROSS RAYS achievements.
Level up a scouted character to LV 75.
Complete Mobile Suit Gundam SEED Destiny.
Complete all series in the Cosmic Era (C.E.) timeline.
Deal more than 100,000 damage points to an enemy unit in one battle.
Complete Mobile Suit Gundam SEED Astray.
Complete Mobile Suit Gundam Wing: Dual Story -G-Unit-.
Complete all series in the After Colony (A.C.) timeline.
Complete Mobile Suit Gundam SEED X Astray.
Complete Mobile Suit Gundam SEED C.E. 73 -Stargazer-.
Complete Mobile Suit Gundam Wing: Endless Waltz.
Reach 4,000 total kills.
Complete Mobile Suit Gundam SEED.
Complete Mobile Suit Gundam Wing.
Design a unit.
Level up a Warship to LV 35.
Exchange a unit.
Complete Mobile Suit Gundam 00F.
Complete all series in the Anno Domini (A.D.) timeline.
Complete Mobile Suit Gundam 00.
Spend 1,500,000 Capital.
Complete Mobile Suit Gundam 00 the Movie: A Wakening of the Trailblazer.
Develop a unit.
A dispatched group successfully returns.
Scout a new character.
Complete a quest.
Register a new modification to the Production List.
Create a new custom character.
Acquire all achievements.
Complete Mobile Suit Gundam Iron-Blooded Orphans.
Complete Mobile Suit Gundam Iron-Blooded Orphans Gekko.
Complete all series in the Post Disaster (P.D.) timeline.
Clear all stages.
Level up an MS/MA unit to LV 75.
Register all MS/MA units to the MS/MA Profile.
Register all warships to the Warship Profile.
Register all characters to the Character Profile.
Register all modifications to the Production List.
Complete all quests.
Unlock all profiles.