Here is the full list of all 29 Alien Shooter 2 - there are The Legend achievements.
Complete the "Date with Kate" mission.
Complete the game in ARCADE mode.
Create 15 items of equipment.
Complete all Micheal the Monster's missions.
Money earned: 5,000,000.
Complete all story missions in Sector №3.
Money earned: 2,500,000.
Complete all story missions in Sector №2.
Complete all story missions in Sector №1.
Money earned: 500,000.
300 assault rifle kills.
300 pistol kills.
Kill 10000 enemies.
Disassemble 75 items of equipment into components.
Disassemble 50 items of equipment into components.
Disassemble 25 items of equipment into components.
300 energy weapon kills.
300 shotgun kills.
Get 3 stars in all sector-1 missions.
Get 3 stars in all sector-2 missions.
Get 3 stars in all sector-3 missions.
Get 3 stars in all sector-4 missions.
Get 3 stars in all missions.
Create 30 items of equipment.
Create 50 items of equipment.
Kill 250,000 enemies.
Create Legendary weapon.
Complete the game in SHOOTER mode.
Complete the game in SURVIVE mode.