Here is the full list of all 44 SteamWorld Quest: Hand of Gilgamech achievements.
Complete the Abyssal Cup.
Complete the Midas Grand Prix.
Deal 20,000 or more damage with a single hit.
Defeat the Dark Lord.
Defeat Mechathiranos.
Deal a total of 100,000 Arcane damage.
Defeat a certain boss before it can use Hell's Tokamak.
Heal a hero from less than 5% health to full with a single card.
Raise a hero's Strength bonus to +7 grades or more.
Evade attacks 50 times.
Have 12 instances of negative status conditions affecting foes at the same time.
Inflict Burn, Bleed, Poison and Despair on the same enemy.
Play six cards from your hand in one turn.
Deal a total of 100,000 Frost damage.
Complete the Coglin Cup.
Deal a total of 100,000 Storm damage.
Loot all treasure chests.
Perform 100 Tag Team Combos.
Heal a total of 50,000 points of health.
Craft every punch card available at the mysterious merchant's.
Deal a total of 100,000 Fire damage.
Redraw cards 100 times.
Defeat the Teras Koloss.
Hit innate elemental weaknesses 100 times.
Break 250 world objects.
Spend 10,000 gold.
Deal a total of 100,000 Physical damage.
Defeat Headmistress Hyapathia.
Use a recovery item in battle.
Fully upgrade a punch card.
Recruit Tarah & Thayne.
Spend 10 Steam Pressure on a single card.
Upgrade a punch card.
Defeat Captain Canary and the Narcassian Dragon.
Recruit Orik.
Perform 100 Heroic Chains.
Buy an item from the traveling merchant.
Craft a punch card.
Loot 10 treasure chests.
Scrap three enemies with a single card.
Find a secret room.
Recruit Galleo.
Change a hero's deck.
Defeat Gomphus.