Here is the full list of all 30 Unstoppable Gorg achievements.
Achieve hero medal in story chapter 3 on normal difficulty or harder without building a single Blast Cannon
Completed story chapter 8 on normal difficulty or harder without building a repair station
Kill 50 enemies with beam link rays
Complete the last level.
Deploy the Black Hole for the first time.
Finish a level on normal difficulty with 3 x the amount of money needed for the investor medal
Spend more than $15,000 in one level.
Reach wave 50 in Arcade mode
Meet the Radiant Beem.
Reach wave 25 in Arcade mode
Get 8 upgrade tokens.
Defeat a mothership.
Achieve hero medals from 5 different story chapters
Meet Sereia.
Defeat 1000 aliens.
Shoot 10 asteroids
Reach wave 3 in Arcade mode
Check the credits
Complete any level on unstoppable difficulty.
Complete a level using only one satellite type.
Get all the performance medals in one level in a single try.
Complete the first level.
Achieve a total score of 10 000 000 or more
Complete all story chapters on Hard difficulty
Get hero medals from all story chapters on Hard difficulty
Complete all story chapters on Unstoppable difficulty
Get hero medals from all story chapters on Unstoppable difficulty
Complete all challenge chapters
Complete all challenge chapters on Hard difficulty
Complete all challenge chapters on Unstoppable difficulty