Here is the full list of all 10 Reflecting Reflections achievements.
Kill 25,000 Enemies
Win 100 times
Complete every level successfully at least once
Solve the final level 'MAZE PART 3'
Have a combined total of 150,000 resources
Beat the CPU 3 times on the level 'ONE VERSUS ONE'
Use the reflect ability 20 or less times on the level 'DIFFICULT DECISIONS'
Protect 125 Bases
Hold off all the attacks on the level 'SPIDER'
Send 1,000 enemies in the air with the Spring