Full list of all 145 Across the Obelisk achievements.
The base game contains 129 achievements, and there are 2 DLC packs containing 16 achievements.
Unlock the pet: Sharpy
Unlock the pet: Mozzy
Upgrade 500 cards
Unlock the pet: Champy
Unlock the pet: Chumpy
Unlock the pet: Chompy
Find a new member for the Tsnemo crew
Kill the boss: Fred
Unlock the pet: Asmody
Gain 100000 shards
Make a bet with the crocomafia and win
Unlock the pet: Orby
Craft 250 cards
Unlock the pet: Oculy
Gain 100000 gold
Have a big feast at the Happy Owl
Claim 25 treasures
Discover what cultists throw into the pit
Deliver the Rime of the Ancient Mariner
Achieve Rank 35 with a Hero
Stack 200 Chill charges
Find the Happy Owl founder's runes
Stack 200 Crack charges
Fight for the crocomen after visiting their village
Show who is the strongest on the battlefield
Accidentally burns the baker's son
Buy 50 items
Read what happened in the void
Kill the boss: Matriarch
Stack 50 Crack charges
Unlock the character: Nezglekt
Spend 250 supply on town upgrades
Stack 200 Fury charges
Stack 200 Bleed charges
Unlock the pet: Slimy
Save the baker's son
Fight for the lizardmen after visiting their village
Craft 100 cards
Unlock the pet: Lianta
Unlock the character: Gustav
Unlock the character: Zek
Unlock the pet: Stormy
Unlock the pet: Betty
Sit on the mysterious throne
Unlock the pet: Flamy
Give the two beggars enough money to take the ship
Become the master craftsman's apprentice
Unlock the character: Malukah
Stack 50 Fury charges
Kill 50 Boss monsters
Unlock the character: Grukli
Kill the boss: Rhodogor
Kill the boss: Ursur
Repair the altar to its former glory
Master Madness Level 1
Unlock the character: Wilbur
Feed the harpies
Become the new champion of the arena
Kill the boss: Astarios
Stack 200 Poison charges
Stack 40 Regeneration charges
Unlock the character: Heiner
Stack 40 Bless charges
Unlock 90 warrior cards
Unlock the character: Bree
Kill the boss: Faeborg
Stack 200 Burns charges
Kill the boss: Graendor
Unlock the character: Thuls
Kill 500 monsters
Defeat the game
Kill the boss: Lord Hanshek
Stack 200 Spark charges
Deal 400 damage with a single hit
Unlock 90 mage cards
Stack 40 Insane charges
Stack 200 Block charges
Unlock 90 scout cards
Upgrade 100 cards
Kill the boss: Minotaur
Kill the boss: Belphyor
Achieve Rank 20 with a Hero
Unlock 90 healer cards
Stack 50 Spark charges
Stack 40 Sanctify charges
Stack 50 Bleed charges
Unlock the character: Cornelius
Kill the boss: Erekhal
Stack 50 Burn charges
Unlock the character: Sylvie
Gain 5000 shards
Play 5 games
Stack 40 Thorns charges
Deal 150 damage with a single hit
Spend 30 supply on town upgrades
Kill 10 Boss monsters
Kill the boss: Ignidoh
Stack 50 Poison charges
Unlock 60 warrior cards
Kill 200 monsters
Unlock 60 healer cards
Kill the boss: Scorn
Kill the boss: Tulah
Gain 5000 gold
Unlock 60 mage cards
Unlock the character: Ottis
Kill the boss: Yogger
Unlock 60 scout cards
Stack 50 Chill charges
Unlock the pet: Daley
Craft 5 cards
Buy 5 items
Upgrade 5 cards
Stack 50 Block charges
Unlock 30 warrior cards
Unlock 30 scout cards
Unlock 30 mage cards
Unlock 30 healer cards
Achieve Rank 5 with a Hero
Spend 1 supply on town upgrades
Kill the boss: Ylmer
Kill the boss: Elder Dryad
Deal 50 damage with a single hit
Kill 20 monsters
Claim 1 treasure
Play 1 game in cooperative multiplayer
Kill the boss: Ratone
Kill the boss: DT-800
Fulfill the vision and complete the ancient mural
Discover the secret chamber under the sands of Ulminin
Summon the three scarabs and let them run free
Unlock the pet: Dark Cuby
Survive Basthet's ordeal.
Play a game at the ancient machine
Unlock the pet: Holy Cuby
Get the Djinn to corrupt you a ring
Unlock the character: Navalea
Unlock the character: Laia
Kill the boss: Sandworm
Make a wish to the Djinn
Unlock the pet: Fenny
Kill the boss: Mortis