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