Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Arm Collector	Acquire 20 Arm parts.
Backpack Collector	Acquire 20 Backpack parts.
Body Collector	Acquire 20 Body parts.
Bonus Boss	Unknown.
Builders Parts Collector	Acquire 5 Builders parts.
Duty and Honor	Clear all of Ryoko's missions.
EX Skill Burglar	Use an EX Skill from a part you exchanged during a mission.
Gunpla Builder	Finish a complete MS part set.
Gunpla Collector	Finish 10 complete MS part sets.
Gunpla Master	Finish 30 complete MS part sets.
Head Collector	Acquire 20 Head parts.
It's Complicated	Unknown.
Justice Prevails	Clear all of Yui's missions.
Leg Collector	Acquire 20 Leg parts.
MA Buster	Clear a quest to destroy a Mobile Armor.
Master Collector	Acquire 500 parts.
Master Enchanter	Learn 5 Enchanter Frame abilities.
Master Gunner	Learn 5 Gunner Frame abilities.
Master of Balance	Learn 5 Balance Frame abilities.
Master Searcher	Learn 5 Searcher Frame abilities.
Master Striker	Learn 5 Striker Frame abilities.
Melee Weapon Collector	Acquire 50 Melee Weapon parts.
Part Burglar	Exchange parts during a mission (except during tutorial)
Peace and Quiet at Last	Clear all of Marika's missions.
PG Buster	Clear a quest to destroy a Perfect Grade.
Quickly Matched	Play a Quick Match.
Ranged Weapon Collector	Acquire 50 Ranged Weapon parts.
Recovery	Use the Cube to Recover a part you stole during a mission.
Redemption	Clear all of Iori's missions.
S-Rank Clear	Clear a mission with Rank S.
S-Rank Prodigy	Clear 10 missions with Rank S.
S-Rank Superstar	Clear 30 missions with Rank S.
Shield Collector	Acquire 30 Shield parts.
Sieg Shion! Sieg Shion! Sieg Shion!	Unknown.
Sweet, Sweet Victory	Win a Network Battle.
Team Builder	Form a team/room and play a Multiplayer match.
Team Player	Join a team/room and play a Multiplayer match.
The Hero of Gunbre High	Complete All Achievements.
Totally Dazzling!	Clear all of Chinatsu's missions.
Warship Buster	Clear a quest to destroy a Warship.
You're Number One!	Get 1st Place in a Multiplayer match.