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