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