Here is the full list of all 16 Stolen Crown achievements.
Win the game
Win the game using each lineage
Win the game without any duplicate cards in your deck
Win the game without any additional companions
Win the game with a full party
Collect 100 relics
Spend 10,000 gold
Collect 300 cards
Win 100 games of chance
Win the game with a deck of 5 cards
Win the game with 60 or more cards in your deck
Lose in your first encounter
Engage in five combat encounters before the first gate
Engage in 100 combat encounters
Steal 500 health
Win a combat encounter before the enemy has a chance to act