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