Defeat Production Lord Embryo in Zone 1 Stage 5

Defeat Hydroponics Controller Vespula in Zone 2 Stage 5

Defeat Security Administrator Justice in Zone 3 Stage 5

Defeat Superstructure Engineer Venom in Zone 4 Stage 5

Play as all the Androids you unlocked from the previous bossfights

Defeat Neural Nexus Medulla in Zone 5 Stage 5

Unlock any item that costs credits

Destroy 15,000 homicidal robots

Unlock all items in the Codex

Unlock all items in the Art Gallery

Activate Any Ex Option

Unlock all items in EX Options

Reach a chain of 100.
Try Zone 2 Stage 1

Destroy an enemy with Helo while it's caught by a Singularity
You have to beat Vespula to unlock Aubergine and get Helo

Cause 3 mines to explode in succession without being shot
play any level with mines. not enough mines? crank up VIRTUAL PLAYER COUNT

Earn an S+ rank on any level
Try Zone 1 Stage 1 and don't break your Combo

Destroy every laser fence In Justice's first phase
You only have to destroy all of the fences in the first phase
Don't damage Justice too much as leaving the first phase will destroy the remaining fences and not earn you the Achiement
I recommend Starch because you can aim the laser directly at the posts from any distance

Destroy seven enemies with a single Rail Gun shot
You have to beat Justice to unlock Shiitake and get the Rail Gun
In Zone 1 Stage 4, at the end try to get into the outer corners and shoot inwards
If you want this quick just turn up VIRTUAL PLAYER COUNT to 2 or 3 in the Ex Options and play any stage, it should be easy

Destroy 3 enemies by driving another enemy through them with the Giga Drill
You have to beat Venom to unlock Peanut and get the Giga Drill
If you want this quick just turn up VIRTUAL PLAYER COUNT to 2 or 3 in the Ex Options and play any stage, it should be easy

Finish any level without taking damage
Try Zone 1 Stage 5 Embryo with Starch and don't worry about S+ ranking just keep your distance and taking no damage should not be a problem

Reach Layer 15 in Infinity Drive mode
You can play Infinity Drive with AI PARTNERS which makes getting batteries easier but also increases the enemy count

Reach Layer 25 in Infinity Drive mode
You can play Infinity Drive with AI PARTNERS which makes getting batteries easier but also increases the enemy count

Drop a cannonball down the hole in Filament (Zone 1 Stage 3)
You need to use Holly for this Achievement
Just stand in the upper left corner and aim for the big hole offscreen

Collect every Battery dropped in the Collider level (Zone 5 Stage 4)
if you set AI PARTNERS to 3 this is really easy

Defeat one of Embryo's phases before he can relocate (Zone 1 Stage 5)
the key is to use the SHUTDOWN powerup
you can also use AI PARTNERS for this

Reach a chain of 1000
play Zone 2 Stage 1 with VIRTUAL PLAYER COUNT on 3
and use a android that can hit multiple enemies at once
i did it with lemon (1535 chain)

Complete Boss Rush mode
you need to beat all bosses to access this mode

Lead the laser turret to defeat Medulla
i have no idea how to beat medulla in the first place right now. you're on your own

Earn an S+ ranking on all campaign levels
git gud