Here is the full list of all 33 Ravenland achievements.
Defeat an elite monster on day 1
Reach 5 insanity
Use duplicate on the insanity card
Finish a fight with full life
Kill an enemy with bleeding
Reach 10 experience on first day
Reduce an enemy's life excatly to 0 with an ally attack
Complete 5 monk challange
Complete the game on normal
Discard a card with 5 energy or more with the hero skill
Reach a deck size 20 or more
Reach 5 might
Complete 5 stone guard challange
Deal at least 20 damage with a card
Kill a thorny monster with thorn damage
Defeat a mimic
Be defeated
Survive a battle with 3 or less life
Finish a turn with empty hand and with 0 energy
Gain 3 stack poision from enemy
Acquire a treasure card
Upgrade a building in city
Finish a day with full life
Earn 10 soulgem in a single day
Reach a deck size 30 or more
Upgrade a card to tier3
Increase difficulty to 5
Increase a non-boss growing monster attack to 6
Reduce a ratling attack to 0
Raise golem's damage above 10
Complete the game on hard
Complete 5 swordsman challange