Here is the full list of all 81 Juanito Arcade Mayhem achievements.
Beat all the levels in Hardcore Mode.
Remove the snow from 2000 clonocells in the Snow Sises game.
Destroy 200 Kung-Fu Blaster jars before they explode.
Destroy 1000 platforms in the Monkey Gong game.
Destroy 20 clonocells with a bomb.
Get a 30 combo streak with the Havoc gun.
Get a 30 combo streak with the machine gun.
Destroy 20 or more clonocells with a single laser shot.
Get a 30 combo streak with the flamethrower.
Win a level using only two pills in the Pillman game.
Win a level without shooting cells in the Wonderland game.
Go around a Pillman level 5 times in the same direction.
Summon a magic fairy.
Destroy 2000 Arkadroid blocks.
Die 3 consecutive times in a Monkey Gong level.
Lose all your lives in a Monkey Gong level due to the flames.
Die 3 consecutive times in a Boing level.
Lose all your lives in a Boing level due to the ball and rackets.
Die 3 consecutive times in a Kung-Fu Blaster level.
Lose all your lives in a Kung-Fu Blaster level due to the dragons.
Die 3 consecutive times in a Snow Sises level.
Lose all your lives in a Snow Sises level due to the snowy cells.
Die 3 consecutive times in a Pillman level.
Die 3 consecutive times in a Wonderland level.
Lose all your lives in a Wonderland level due to the axes.
Die 3 consecutive times in an Arkadroid level.
Lose 3 consecutive times in a Blockits level.
Lose in the first level of the first game.
Lose all your lives in a Blockits level due to the blocks.
Beat the ClonoBoss in Hardcore Mode.
Destroy 10000 clonocells.
Survive less than 30 seconds in Survival Mode.
Survive 10 minutes in Survival Mode.
Survive 5 minutes in Survival Mode.
Survive 3 minutes in Survival Mode.
Kill 2000 medium clonocells.
Kill 5000 small clonocells.
Destroy 20 clonocells while you're immune.
Survive 10 minute in Survival Coop Mode.
Collect 100 clovers for St. Patrick's Day
Survive 5 minute in Survival Coop Mode.
Survive 3 minute in Survival Coop Mode.
Get all the stars.
Beat the game.
Save the Monkey Gong video game.
Kill 500 big clonocells.
Win a level without getting hit by the flames in the Monkey Gong game.
Save the Boing video game.
Destroy 5000 clonocells.
Win during a draw in the Boing game.
Win a level without getting hit by the ball in the Boing game.
Save the Kung-Fu Blaster video game.
Win a level without getting hit by a dragon in the Kung-Fu Blaster game.
Save the Snow Sises video game.
Get the second upgrade to the Arcade Gun.
Get a 100 combo streak.
Win a level without getting hit by the snow in the Snow Sises game.
Save the Pillman video game.
Win a level with the shield active.
Save the Wonderland video game.
Survive 1 minute in Survival Coop Mode.
Get the first upgrade to the Arcade Gun.
Destroy 2000 clonocells.
Get a 30 combo streak with the Eureka gun.
Destroy 20 clonocells while time is frozen.
Win a level without getting hit by an axe in the Wonderland game.
Save the Arkadroid video game.
Win a level with a large ship in the Arkadroid game.
Save the Blockits video game.
Destroy 10 or more clonocells with a single normal shot.
Survival Coop Mode unlocked.
Destroy 500 clonocells.
Survive 1 minute in Survival Mode.
Get a 50 combo streak.
Get a 20 combo streak.
Survival Mode unlocked.
Have more than 4 lives.
Win a level without getting hit by a block in the Blockits game.
Destroy every different Blockits block.
Complete the tutorial, first video game unlocked.
Get a 5 combo streak.