Here is the full list of all 34 Enemy Mind achievements.
Destroy Ouroboros in under 30 seconds
Take out 5 ships while in an asteroid
Defend Humanity
Make it through all 8 levels in one session
Complete Level 8
Destroy Ikiryo in under a minute
Complete Level 7
Complete Level 6
Complete Level 5
Get over 10,000,000 points in a single run
Destroy 50 ships with Heat-Seeking Missles
Complete Level 4
Destroy Goliath in under 30 seconds
Destroy 5000 Enemies
Leave 10 ships with no ammo in a single wave
Take over the unknown ship
Complete Level 3
Kill a ship with every shot in the Vic
Destroy 1000 Enemies
Destroy Two Enemies While in an Asteroid
Complete Level 2
Kill 50 enemies as a Scuttler
Destroy 500 Enemies
Complete Level 1
Destroy 100 Enemies
Destroy 100000 Enemies
Beat a level without being hit
Kill 20 Enemies in a Single Aratus Parasite
Avenge the Aratus
Destroy the Schell Games logo