Successfully complete the indicated task to unlock the corresponding achievement.
| Achievement | How to unlock
|
|---|
| - Deal a killing blow to a boss with a Sword attack.
|
- -10+9*8-7*6+5*4+3^2+1 = 50
| - Reach a human combo of 50.
|
| - Reach a human combo of 5.
|
| - Clear a single world while succeeding in every end-level minigame on any difficulty.
|
| - Earn 3 bronze medals in the Arena.
|
| - Complete Fire Caverns in arcade mode on any difficulty.
|
| - Complete Machine City in arcade mode on any difficulty.
|
| - Succeed in 10 end-level minigames in a row on any difficulty.
|
| - Complete Arcade mode on Experienced difficulty.
|
| |
| |
| - Earn 9 gold medals in the Arena.
|
| - Complete Crystal Mountain in arcade mode on any difficulty.
|
| - Defeat the Beamtron on Experienced difficulty with one or more enemies still alive.
|
- It's a secret to everyone
| |
| - Save all Humans and Secret Humans in a single world on Veteran difficulty.
|
| |
| - Complete Techno Forest on Master difficulty.
|
| - Complete all achievements.
|
| - Complete a single world on Experienced difficulty without saving any humans.
|
| - Clear a single world on Experienced difficulty or higher without getting hit.
|
| - Save a human while it's being harvested.
|
| - Complete Arcade mode on Rookie difficulty.
|
| - Earn 6 silver medals in the Arena.
|
- Someone must construct additional beacons
| - Destroy every Secret Beacon in a single world.
|
| - Beat Machine City on Experienced difficulty in under 5:45.
|
| - Complete Techno Forest in arcade mode on any difficulty.
|
| - Complete Future Labs in arcade mode on any difficulty.
|
| - Complete Arcade mode on Veteran difficulty.
|
