Boss Hunter
94.9%
Defeat the boss monster for the first time
Alien Slayers Achievements
23 achievements
Boss Rush
52.2%
Defeat 100 Bosses
Recruit
89.8%
Training for the first time
Veteran
34.8%
All training completed
Survive
85.9%
Survival success for the first time
First Mutant
51.1%
Use mutation for the first time
Biohazard
31.1%
Apply mutations to all monsters in one mission
Blacksmith
71.1%
Acquire Gen1 Combined Weapon for the first time
MacGyver
34.4%
Acquire Gen2 Combined Weapon for the first time
Engineer
39.6%
Reach drone level 5 in one game
Regular
61.1%
Run the game 5 or more times
Collector
42.1%
Acquire all drop items once in a game
Quest Complete
53.8%
Complete the quest for the first time
AFK
17.1%
Clear Normal difficulty without moving
Payday
48.1%
Earn over 5,000 gold in a one game
Predator
44.8%
Kill 9,999 enemies in one game
Armory
43.1%
Have 5 Combined weapons in one game
Undying
50.1%
Restores 999 armor or health in one game
Survivor
72.9%
Survival success for the first time
Slayer
6.8%
100 games played
Statue
7.0%
Clear Hard difficulty without moving
Desert Ruler
20.7%
Kill Sandworm in Mission 3
Warlord
18.8%
Expert Difficulty Cleared