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