Here is the full list of all 36 Danger Gazers achievements.
Win the game with mask of torture equipped
Win the game
Unlock Echo
Unlock all heroes
Beat Babamungao with mask of torture equipped
Beat Jabba with mask of torture equipped
Unlock the mask of destruction relic
Unlock Dusk
Start a 100th run
Unlock the mask of pace relic
Beat King Box with mask of torture equipped
Start a 50th run
Collect 30 items
Beat Babamungao
Unlock the mask of leadership relic
Buy all items in a shop
Unlock Fox
Beat Jabba
Collect 15 items
Good outcome in a random event
Unlock the mask of energy relic
Start a 10th run
Unlock the mask of life relic
Dispatch 100 bombos
Collect 5 items
Unlock Deus
Beat King Box
Bad outcome in a random event
Beat level 1
Unlock the mask of clarity relic
Unlock the mask of attraction relic
Unlock the mask of freedom relic
Unlock all relics
Good outcome 3 times in a row in a random event
Have 5 companions follow you
Unlock all achievements