Here is the full list of all 22 Arcade Spirits trophies - there are 8 bronze, 4 silver, 9 gold and 1 platinum.
Collect all the trophies.
Clear Level 01.
Clear Level 02.
Clear Level 03.
Clear Level 04.
Clear Level 05.
Clear Level 06.
Clear Level 07.
Clear Level 08.
Obtain Zombie Meltdown.
Obtain Phrase Invaders.
Obtain Wyvern Keep.
Romance Naomi.
Romance Gavin.
Romance Ashley.
Romance Percy.
Romance QueenBee.
Romance Teo.
Romance Juniper.
Abandon your dreams.
Don't romance anyone.
Romance everyone.