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