Full list of all 20 Shapeshooter achievements.
The base game contains 20 achievements, and there is 1 DLC pack containing 0 achievements.
Get 300 Octarings
Own 10 gears
Get your fist S-Rank
Kill 1000 polygoneers
Complete the first world with any rank
Get a 8x Combo
Own 30 gears
Unlock all of the weapons in the game
Make 100 polygoneers fly over the screen
Complete the second world with any rank
Accumulate 2000 octarings
Own 50 gears
Fully upgrade your tank
Score over 100k in a single combo
Complete the third world with any rank
Own 70 gears
Beat the game with any rank
Beat the game with an A-Rank or Better
Beat the game with an S-Rank
Complete the fourth world with any rank