Here is the full list of all 38 Monster Monpiece achievements.
Obtained all the achievements!
Got 500 kinds of cards!
300 successful First Crush ♡ rubs!
Si Ku Ork area cleared!
Cleared the game!
Won 100 offline battles!
Irresistible Force
Triggered extreme love 100 times!
Tokio area cleared!
Won 70 offline battles!
Okinava area cleared!
100 successful First Crush ♡ rubs!
Your Rub P stock has exceeded 10000!
Fukuruko area cleared!
Won 50 offline battles!
Triggered extreme love 50 times!
Got 100 kinds of cards!
Ki Outo area cleared!
50 successful First Crush ♡ rubs!
Trained for the first time!
Ho Kaido area cleared!
Won 30 offline battles!
Triggered extreme love 20 times!
Hollowlo area cleared!
10 successful First Crush ♡ rubs!
Triggered extreme love!
First successful First Crush ♡ rub!
Ginuma area cleared!
Won 10 offline battles!
Performed First Crush ♡ rub!
Kunaguva area cleared!
Performed fusion for first time!
Acquired a card for first time!
Won a card battle with 0 damage!
Won a card battle for the first time!
Attacked castle for first time!
Battled for the first time!
Started the game for the first time!