Heroes of Hammerwatch II achievements

Beat the Dark Citadel.

Defeat the Harbingers of Dread.

Defeat the Serpents of Demise.

Defeat Arista.

Find the combo sphere.

Find the entrance to the Dark Citadel.

Use 10 monoliths.

Reach a combo streak of 150.

Reach level 40 with a Warrior.

Reach level 40 with a Warlock.

Reach level 40 with a Rogue.

Reach level 40 with a Paladin.