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