Here is the full list of all 56 Soul Sacrifice trophies - there are 48 bronze, 5 silver, 2 gold and 1 platinum.
Acquired all trophies.
Opened all pages of Librom.
Life level or magic level reached 99.
Achieve the rank of “Legendary Sorcerer” 50 times.
Held 30 of one Offering.
Repaired 50 Offerings.
Acquired 50 Offerings by fusing.
Completed all Avalon Pacts.
Fulfilled all pacts for Penitence.
Acquired 60 selectable raiments.
Fulfilled all pacts for Recursion.
Acquired 1000 Offerings.
Visited many places on pacts.
Defeated 20 archfiends.
Inflict 5 ailments on an archfiend.
Fulfilled all pacts for Remorse.
Read through all Magusar chapters and staff credits.
Fulfilled all pacts for Judgment.
Acquired 1000 soul/life essences.
Fulfilled all pacts for Pride.
Relived 100 pacts in multiplayer.
Learned 5 Black Rites.
Score 450 points or more in one pact.
Fulfilled all pacts for Envy.
Fulfilled all pacts for Atonement.
Earn the "Unscathed Kill" award in an Avalon pact.
Killed archfiend in single player mode with 1 Offering.
Fulfilled all pacts for Reparation.
Acquired 500 Offerings.
Fulfilled all pacts for Desire.
Started pact with 6 identical Offerings.
Used a Chest of Fortune in pact.
Fulfilled all pacts for Innocence.
Teased Librom in 3 different ways.
Fulfilled all pacts for Only Memories Remain.
Fulfilled all pacts for Beginning of the End.
Fulfilled all pacts for Ballad of a Werewolf.
Fulfilled all pacts for The Knight of Vengeance.
Relived 20 pacts in multiplayer.
Unleashed 4 spells with no offerings equipped in one pact.
Defeated 10 archfiends.
Fulfilled all pacts for Fading Humanity.
Life level or magic level reached 20.
Fulfilled all pacts for Destinies Past.
Acquired 100 Offerings.
Fulfilled all pacts for Child of a Monster.
Fulfilled all pacts for The Wicked Sorcerer.
Acquired one selectable raiment.
Fulfilled all pacts for Several Years Later.
Acquired 100 soul/life essences.
Fused Offerings.
Relived a pact in multiplayer.
Fulfilled all pacts for The Sorcerer's Ordeal.
Used a Black Rite.
Learned a new Black Rite.
Fulfilled pacts of Chapter I of The Sorcerer's Ordeal.