Here is the full list of all 53 Cursed Treasure 2 achievements.
Defeat the Arch Druid.
Seize buildings 200 times.
Defeat an invisible Ninja.
Cage 50 enemies with the Stasis Scroll.
Get BRILLIANTS for the night missions 1-3.
Defeat 2000 common enemies.
Get BRILLIANTS for the day missions 1-3.
Cut down 100 forests.
Defeat 50 champions.
Collect 100 mana potions.
Defeat 5 enemies with one meteor.
Make 100 mines (poisonous, energy or volcanic) of the enemies.
Defeat the High Priest.
Upgrade a tower to the 5th rank.
Collect 10,000 gold picking up coins.
Achieve rank 10.
Scare off 100 enemies.
Get BRILLIANT for a night mission.
Get BRILLIANT for a day mission.
Defeat the General.
Defeat an armored Knight.
Defeat a flying enemy in flight.
Upgrade any skill to the max (up to 5th rank).
Upgrade a tower to the 3rd rank.
Defeat a champion.
Defeat an enemy carrying a gem.
Defeat the Archmage.
Defeat the King.
Defeat the Barbarian Queen.
Defeat the 7th boss.
Defeat the Dwarf Kings.
Get BRILLIANTS for the day missions 4-6.
Get BRILLIANTS for the day missions 7-9.
Get BRILLIANTS for the day missions 10-12.
Get BRILLIANTS for the day missions 13-15.
Get BRILLIANTS for the day missions 16-18.
Get BRILLIANTS for the day missions 19-21.
Get BRILLIANTS for the day missions 22-24.
Get BRILLIANTS for the night missions 4-6.
Get BRILLIANTS for the night missions 7-9.
Get BRILLIANTS for the night missions 10-12.
Get BRILLIANTS for the night missions 13-15.
Get BRILLIANTS for the night missions 16-18.
Get BRILLIANTS for the night missions 19-21.
Get BRILLIANTS for the night missions 22-24.
Achieve rank 20.
Upgrade all the skills of a race to the max.
Damage 50 enemies with the Thunder Scroll.
Turn 50 enemies into chickens.
Remove the Charm from the towers using Terror spell 100 times.
Complete levels 16, 17 or 18 without destroying any Sacred Stones.
Defeat 50 Divers while underwater.
Find treasure chests on levels 19, 20 and 21.