Here is the full list of all 83 HELLCARD achievements.
Wear 5 different outfits in battles.
Have all of your cards in hand cost 0 mana (at least 5 cards).
Win a run without taking any artifacts.
Win a run without adding or removing any cards to your deck.
In a single adventure screen upgrade a Starter Card to a Legendary.
Have a monster frozen and stunned at the same time.
Kill an enemy while having at least 10 Weak influence stacked.
Win 5 runs
Win a run without getting any gemstones.
Build deck consisting only of Influence cards.
Unlock all cards and artifacts for 1 class.
Build deck consisting only of Attack cards.
Win a battle having 2 or less cards in deck.
Win a battle with Antipope without ever reaching card limit.
Build deck consisting only of Skill cards.
Win a run without companions.
Win a run taking all rightside paths on the map.
Win final boss fight during first turn.
Win a run without getting any block.
Win a run under 30 minutes
Have 1k block.
Have 32k block.
During a battle have more status cards in your deck than all other types combined.
Die due to rotten damage.
Have a team member play at least 15 cards during one turn and deal no damage.
Have only legendary cards in your deck.
Win a run under 45 minutes
Reach 50 max HP.
Defeat all minibosses
Win run with Torment 1.
Win a run under 60 minutes
Defeat Archdemon
Have 128 block.
Deal 200 damage in one turn as a team.
Win a run
Win a match when all other players had fallen.
Defeat Antipope
Die alongside with all the monsters.
Win a match dead.
Start a battle with 1HP and survive.
Deal 100 damage in one turn as a team.
Win a battle in the first turn
Deal 50 damage in one turn as a team.
Win 15 runs
Unlock all cards and artifacts for 2 classes.
Unlock all cards and artifacts for 3 classes.
Wear 10 different outfits in battles.
Wear 15 different outfits in battles.
Have all of your cards in hand cost at least 3 mana (at least 5 cards).
Start a battle with 1 HP and exit it with full health.
Win a run without losing any HP.
Play a Starter card using a Stamina Burst.
Replay 5 cards using Stamina Burst in a single turn.
Take no damage in a turn in which 3 heroes are supposed to die.
Have 2 team members play at least 15 cards each during one turn and deal no damage.
Have 3 team members play at least 15 cards each during one turn and deal no damage.
Win a run with the Pacifist Torment modifier without killing any monster.
Win a run with every player having 1HP at the end.
At any point, have at least 35 cards in your deck.
Gamble away the last gem.
Die to an archer while playing a Warrior
Win a run with Torment 10.
Win a run with Torment 20.
Reach floor 13 in Endless Mode
Reach floor 19 in Endless Mode
Reach floor 25 in Endless Mode
Defeat Cook