Here is the full list of all 35 Masked Forces 2: Mystic Demons achievements.
Survive the Invasion, Normal difficulty (Dunes)
Kill the Skeleton Warlord in Hard mode (Rocky Heights)
Kill the Skeleton Warlord in Very Hard mode (Rocky Heights)
Kill the Skeleton Warlord (Rocky Heights)
Kill Bone Dragon in Hard mode (Iceland)
Kill Bone Dragon in Very Hard mode (Iceland)
Kill Gargoyle in Hard mode (Dunes)
Kill Gargoyle in Very Hard mode (Dunes)
Finish any mission in Very Hard difficulty
Kill Xarudu in Hard mode (Underworld)
Kill Xarudu in Very Hard mode (Underworld)
Kill Xarudu (Underworld)
Kill the Gargoyle (Dunes)
Kill the Bone Dragon (Iceland)
Player Level 30
Finish any mission in Hard difficulty
Buy all masks
Player Level 20
Reach 50.000$ balance
Kill 400 enemies
Finish a Survival mission
Kill 300 enemies
Finish a Night Kill mission
Player Level 10
Kill 200 enemies
Reach 10.000$ balance
Kill 100 enemies
Win any game
Finish Find Artifacts mission (Dead Forest)
Buy or upgrade a weapon
Kill 50 enemies
Change your skin on a weapon
Collect a gift in main menu
Die :(
Kill one enemy