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