Here is the full list of all 114 Heroes of Hammerwatch achievements.
Beat the Forsaken Tower in NG++.
Craft an item using the Magic Furnace.
Kill 10,000 Constructs.
Beat the Forsaken Tower in NG+.
Reach level 20 with a Priest.
Reach level 20 with a Paladin.
Kill 50,000 Beasts.
Reach level 20 with a Ranger.
Reach level 20 with a Wizard.
Reach level 20 with a Thief.
Kill 100,000 Undead.
Reach level 20 with a Sorcerer.
Acquire a companion.
Defeat the Elder Wisp.
Fully upgrade the Town.
Something good happened...
Find 1,000,000 gold.
Chain a combo of 500 kills.
Beat the Forsaken Tower.
Defeat Thundersnow.
Find 1,000 ore.
Reach level 20 with a Witch Hunter.
Consume 10 drinks at the Tavern.
Defeat the Vampire Lord.
Find the Magic Anvil.
Defeat the Watcher.
Find 50 secrets.
Unlock the Wizard.
Unlock the Priest.
Defeat the Three Councilors.
Try your luck at item gambling.
Unlock the Thief.
Use a Blood Altar.
Defeat the Warden.
Unlock Combo.
Unlock the prison cells.
Defeat the Stone Guardian.
Use a monolith.
Receive a reward from the Imp.
Reach level 20 with a Warlock.
Kill 75,000 Aberrations.
Reach level 40 with a Paladin.
Reach level 40 with a Priest.
Reach level 40 with a Ranger.
Reach level 40 with a Sorcerer.
Reach level 40 with a Thief.
Reach level 40 with a Warlock.
Reach level 40 with a Wizard.
Beat the Forsaken Tower in NG+++.
Beat the Forsaken Tower in NG++++.
Beat the Forsaken Tower in NG+++++.
Craft 10 items at the Magic Anvil.
Attune 10 items at the Magic Anvil.
Construct the statue of Cedric.
Have your companion collect 1,000,000 gold.
Obtain 10 Blood Rites at the same time.
Win a legendary item by gambling.
Reach level 40 with a Witch Hunter.
Reach level 60 with a Witch Hunter.
Defeat Krilith's Wolf
Defeat the Agents.
Beat the Moon Temple.
Beat the Moon Temple in NG+.
Beat the Moon Temple in NG++.
Beat the Moon Temple in NG+++.
Beat the Moon Temple in NG++++.
Beat the Moon Temple in NG+++++.
Beat the Forsaken Tower with a mercenary.
Beat the Pyramid of Prophecy with a mercenary.
Beat the Moon Temple with a mercenary.
Recruit a mercenary private.
Reach Corporal rank with a mercenary.
Reach Sergeant rank with a mercenary.
Reach Lieutenant rank with a mercenary.
Reach Captain rank with a mercenary.
Reach Major rank with a mercenary.
Reach Colonel rank with a mercenary.
Reach General rank with a mercenary.
Purchase something at the Legacy Shop.
Block ten damage instances with your Lunar Shield.