Here is the full list of all 44 Circadian Dice achievements.
Unlock the Illusionist
Unlock the Ninja.
Unlock the Elementalist.
Unlock the Barbarian.
Unlock the Necromancer.
Unlock the Timebender.
Unlock the Monk.
Unlock the Demonologist.
Unlock the Bard.
Beat Crystal Nexus on normal mode.
Get 100 stars in normal mode.
Get 500 points or more in gold bonus at the end of a scenario.
Gain 5 stars on any scenario without choosing a score reward (except after the last wave).
Beat Crystal Nexus on hard mode.
Get 5 stars in normal mode Chaos Realm.
Get 5 stars in hard mode Chaos Realm.
Get 5 stars with all characters in normal mode Chaos Realm.
Get 5 stars with all characters in hard mode Chaos Realm.
Beat a normal mode campaign.
Beat a hard mode campaign.
Get 5 stars in normal campaign mode.
Get 5 stars in hard campaign mode.
Get 100 stars in hard mode.
Get 600 total stars.
Score a jackpot.
Deal 50 or more damage when attacking with a die face.
Beat a scenario with exactly 1 health left and 9 fear.
Get killed by the Mooncaller Witch's trigger.
Rescue four Villagers in one run.
Open all cursed chests in the Treasure Chamber.
Turn into a demon during the first wave of a scenario and stay in demon form until you win.
Beat Crystal Nexus with both the Sunstone and the Moonstone on your dice.
Beat Crystal Nexus while having Pants of Resonance, Timestream Striders, Bittermittens and Performer's Hat equipped.
Get 5 stars in a hard mode scenario while you have the Groupie as a pet.
Roll a one-sided die.
Unlock the Loot Gnome.
Unlock the Undead Barbarian.
Unlock the Assassin.
Beat a scenario (except the Tutorial or Chaos Realm) with at least twice as many points as the five-star requirement.
Beat a scenario (except the Tutorial or Chaos Realm) with at least three times as many points as the five-star requirement.
Score 15.000 points or more in Chaos Realm.
Score 15.000 points or more in hard mode Chaos Realm.
Get five stars with all regular characters in a normal mode scenario (except the Tutorial).
Get five stars with all regular characters in a hard mode scenario.