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