Here is the full list of all 51 Arcana Heart 3 trophies - there are 42 bronze, 5 silver, 3 gold and 1 platinum.
Conquered the beast that is Arcana Heart 3
Used more than 1000 Ether Stocks.
Unlocked all of the illustrations in Gallery Mode.
Watched all of the endings in Story Mode.
Unlocked all of the link animations in Gallery Mode.
Defeated Parace L'Sia in Score Attack Mode.
Watched the bad ending in Story Mode.
Used Baldur to defeat Ragnarok.
Finished Story Mode on the highest difficulty.
Completely drained the Spiritual Gauge more than 3 times in a single match.
Used moves with the word "Sacred" in them more than 100 times as Fiona.
Won using Arcana Blaze.
Landed [Hama No Shishiku] and [Taima No Zuikaku] during a combo.
Used the moves [Kagesuki], [Kodama], [Seizan], and [Sazarashi] in one round.
Complete the move [Garbh Dagda (EF)] without pressing any unnecessary buttons.
Won using an Extended Critical Heart.
Caused over 20 stuffed animals to appear during [Kawarimi no Jutsu].
Used the ultimate version of [Shunkoku].
Got attacked immediately after the [Come and Get Me!] teleport.
Landed the ultimate version of [Ending Sadness].
Successfully input the follow-up attack to [Fuuju - Narukami (EF)].
Completed [Geschick the Blood Linchpin] over 4 times while the doll is inactive.
Got a clean hit with [Sacred Slayer (EF)].
Completed all the follow-ups to [Ancient Talisman] in a single match.
Saw all versions of [I'll Draw...] in a single match.
Got a counter-hit using [Restriction Unleashed - War Chain Wolkenkratzer (EF)].
While the Water Arcana [Regnum] is active, land a [Last Armageddon Drop].
Used all of Dorothy's card hands during a match.
Got all of Elsa's weapons to show up during a single match.
Got all clean hits with Edinorog during [Final Razdelenie (EF)].
Raised the RP Level of all characters to 3.
Used all of the Arcana.
Used all of the characters.
Absorbed life using [Il Rapimento].
Used more than five 360 motion special moves and won with a 360 motion special move.
Performed [Cinderella!] when the numbers on the clock are lined up.
Won using Critical Heart.
As Mei-Fang, defeated an opponent without taking any damage.
Ran the longest possible line off of a successful [Wall Step].
Used [The Hero, Minigawa, Launch!] more than three times during a single match.
Executed a 100+ hit combo without using the help of an Arcana.
Won while the Extend Force was disabled.
Completed a 666-hit combo.
Practiced for 15 minutes straight in Training Mode.
Raised the RP Level of one character to 10.
Fought and defeated all the characters in Network Mode.
Fought and defeated all the Arcana in Network Mode.
Cleared Story Mode using Heart and the Arcana of Love.
Finished Story Mode.
Played your first Player Match.
Played your first Ranked Match.