Full list of all 42 Happy Dungeons achievements worth 1,250 gamerscore. It takes around 100-120 hours to unlock all of the achievements in the base game.
The base game contains 32 achievements worth 1,000 Gamerscore, and there is 1 DLC pack containing 10 achievements worth 250 Gamerscore.
Complete the quest "Search for the Princess."
Reach Player Level 10.
Get a minion.
Equip an item of epic rarity or higher.
Kill 100 goblins.
Complete a mission with at least two people remaining.
Enter Hyper Mode.
Start a game of Happy Dungeons.
View the Playing Guide.
Complete the quest "Big Game."
Complete the quest "A Little Friend."
Complete the quest "Forest Barbecue."
Complete the quest "The Goblin Leader."
Kill 10 ogres.
Kill 100 human enemies.
Use a Finishing Move on a boss.
Complete a mission on Death difficulty with at least four people remaining.
Open a card pack in Happy Cards.
Get 100 pieces of equipment.
Level up a minion via "Boost Minions."
Get a total of 30 minions.
Level up a piece of equipment to its maximum level.
Level up a minion to its maximum level.
Reach Player Level 30.
Reach Player Level 50.
Play for 10 hours as a warrior.
Play for 10 hours as a mage.
Play for 10 hours as a cleric.
Complete a quest on Insane difficulty.
Destroy a total of 1000 barrels, pots, and/or mushrooms.
Complete 42 missions on Insane difficulty.
Complete the quest "Dense Fog."
Escape from any level in Infinite Dungeon.
25 hours played.
50 hours played.
75 hours played.
100 hours played.
Defeated 8192 zombies.
Complete "Front and Back Stage".
Complete "The Goblin Leader" in Death difficulty.
Resurrect allies 77 times.
Awake an item.