Here is the full list of all 49 Beraltors achievements.
Unlock 1 Beraltor
Unlock 8 Beraltors
Unlock 16 Beraltors
Unlock 32 Beraltors
Unlock 64 Beraltors
Unlock 72 Beraltors
Die once
Die 10 times
Die 50 times
Got Sad Ending , Bummer
Got the Happy Ending, Yay!
Beat Beast Boss
Beat Earth Boss
Beat Water Boss
Beat Plant Boss
Beat Fire Boss
Beat Electric Boss
Beat Air Boss
Beat Ice Boss
Beat Lorenze
It had to be done though.
Defeat the Pro, David Rhoades
Beat the game as a Soft Tadpole
Beat the game as a Firm Frog
Beat the game as a Hard Lizard
Beat the game as a Unyielding Dinosaur
Rescue a Ghost
Hunt a bounty
Upgrade and equip an Attack
Win a gamble
Upgrade an item to perfect
Make a transaction at a bank
Hire a Buddy
Unlock Recalling
Unlock Warping
You met Cloneze 431, Nice.
You met Mizoka, Swell
You met Moe, Neat
You met Raehje, Dope
Visit the full map
Have 100,000 bonus exp
Have 50K Gold
Have 50k Rubies
Have 50k Pearls
Have 50k Diamonds
Have 50k Cash
Have 50k Snow
Have 50K Stocks
Have 50k Dirt