Complete the required tasks to unlock each Achievement. Some Achievements also unlock new prayers, available at shrines.

Unlockable	How to unlock
Aspis Master	Explode 10 demon demolitionists by bashing bombs toward them. Unlocks: Herculean Bash
Atheist	Return the Fleece without praying. Unlocks: Greater Sweeping Bash
Combo Bash	Knock a demon into the magma by bashing another demon or bomb into it. Unlocks: Reaction
Conflagration	Incinerate 10 demons by bashing them into the magma. Unlocks: Rapid Bash
Crush Saga	Crush 10 demons by bashing them into solid surfaces. Unlocks: Greater Bloodlust
Demon Partisan	Return the Fleece without killing any wizards or demolitionists. Unlocks: Wizard Beam
Dory Master	Lunge 10 demon archers by leaping directly towards them. Unlocks: Superior Throw
Flawless	Return the Fleece without taking damage. Unlocks: Shielding Bash II
Hermes	Reach depth 10. Unlocks: Recall
Multi Kill	Lunge a demon while stabbing two others in a single move. Unlocks: Agility
Optimal Restoration	Pray for restoration with one heart and zero energy remaining. Unlocks: Shielding Bash
Pacifist	After picking up the Fleece, reach depth 20 without killing another demon
Rampage	Kill at least one demon per turn for seven consecutive turns. Unlocks: Follow
Speed Run	Return the Fleece in 150 turns or less. Unlocks: Swift Leap
Streaker	Return the Fleece three games in a row. Unlocks: Sword Lunge
The Depths	Take the Fleece to depth 27 before returning. Unlocks: Leap Strike
Victory	Return the Fleece. Unlocks: Plant Spear
Xiphos Master	Stab 10 demon footmen by leaping over them. Unlocks: Superior Energy