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