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