Here is the full list of all 44 Doom & Destiny achievements.
Find All Secrets
Learn 180 Powers
Defeat Dr. Insano in his castle
Defeat Robot Judas
Meet Dr. Insano 3 times
Defeat a real Guardian of Power
Get All (13) Gold Sidequest Stars
Get All (13) Silver Sidequest Stars
Upgrade the Yellow Ring
Get 8 Gold Sidequest Stars
Get All (13) Bronze Sidequest Stars
Find 20 Secrets
Defeat the Flying Spaghetti Monster
Buy the air baloon
Bring back home all Dwarfs
Defeat the twin Deaemon
Bring back home 3 Dwarfs
Buy the ship
Upgrade the Green Ring
Upgrade the Blue Ring
Get 8 Silver Sidequest Stars
Beat Doom
Upgrade the Red Ring
Buy the boat
Reach Chapter 7
Learn the Ultimate Secret Technique
Get 4 Gold Sidequest Stars
Reach Chapter 6
Defeat Richard
Reach Chapter 5
Learn 90 Powers
Get 8 Bronze Sidequest Stars
Find 10 Secrets
Get 4 Silver Sidequest Stars
Reach Chapter 4
Meet Dr. Insano
Learn 45 Powers
Get 4 Bronze Sidequest Stars
Reach Chapetr 3
Learn 10 Powers
Reach Chapter 2.
Find the chest full of nothing.
Thanks for playing the game
Defeat Richard's Army