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