Here is the full list of all 50 Armello achievements.
In a game, go from being Corrupt to having 0 Rot.
Finish a game with Zosha having never been revealed at Night.
Heal a Bane.
Breach the Palace before the 5th Dawn.
Annihilate another Hero with Brun's Hero power active.
Steal another Hero's last Gold using Mercurio's Hero power.
Have the Spy Glass and Sailor's Lantern Equipped at the same time.
Kill 3 King's Guards with a Royal Pardon Equipped.
In one turn, Kill a Hero with whom you currently have an Allies' Pact and take one of their Settlements.
Overcome ten Perils in a single game.
Be tempted beyond restraint in a Forest.
Steal the King's Crown in Battle with the Mirror Cape.
As Amber, have 3 Equipped Treasures and 3 Recruited Followers.
Find and Equip three Treasures from Dungeons.
Play Lightning Strike to a Hero standing on a Palace Tile.
Have your Items grant you six or more Shields in Battle.
Kill the same Hero 5 times in a single game.
In a single game, find two Portals by Exploring Dungeons.
Pierce through 3 Shields with Thane's Hero Power.
As Barnaby, have three Items Equipped and have a full Hand of Item Cards.
Win a game with Amber of the Rabbit Clan.
Win a game with a Rot Victory.
Kill the King in Battle, without taking any Wounds.
Reach 13 Rot or more in a single game.
Win a game with Sana of the Bear Clan.
Defeat a Corrupted Hero with Sana's Hero Power.
Be tricked and trapped by some troublesome lil' fellows.
Win a game with Mercurio of the Rat Clan.
Win a game of Armello without dying.
Win a game with Zosha of the Rat Clan.
Be saved by a very helpful fellow, just when you need him most.
Defeat four or more Kings Guard's in a single game.
Play Reprieve on yourself the same turn you receive a Bounty.
Win a game with River of the Wolf Clan.
Win a game of Armello without killing another Hero.
In a single game, receive more than ten Gold from Exploring Dungeons.
Win a game with Barnaby of the Rabbit Clan.
Win a game with a Kingslayer Victory.
As the Prestige Leader, attack the King.
Win a game with a Spirit Stone Victory.
Kill another Hero in Battle with nothing Equipped and no Followers.
Win a game with Thane of the Wolf Clan.
Win a game with Brun of the Bear Clan.
Win a game with a Prestige Victory on the 9th Day or later.
Win a game with a Prestige Victory
Be presented with a mystical choice.
Complete Armello's Prologue.
Make 3 Kills in one Turn using River's Hero power.
Regain a Recruited Follower to your Party whom you had already lost that game.
Become King or Queen of Armello 50 times.