Here is the full list of all 31 Seraph trophies - there are 14 bronze, 10 silver, 6 gold and 1 platinum.
Collect 75 story logs.
Kill 8,888 Daemons.
Seraph is reborn.
Post a score in Survival mode
Collect 50 story logs.
Kill the Herald at difficulty 6.0 and above.
Transmute a MK4 weapon.
Score among the top 10% on a Daily challenge.
Score among the top 25% on a Daily challenge.
Collect 25 story logs.
Obtain a Supreme Shard.
Upgrade a Blessing to rank 5.
Kill 50 enemies under the influence of the Double damage Orb
Reach 6 pips on the difficulty meter.
Kill an 'enhanced' Elite (Bloody, Tainted, Dark).
Score among the top 75% on a Daily challenge.
Kill 888 Daemons.
Equip a Miracle other than Orb or Repel.
Kill the Herald.
Unlock a weapon, Ward or Miracle through Transmutation
Destroy a Fountain of Terminus.
Attach a Shard to an Oath.
Unlock Daemonsight through Transmutation
Slay a Lieutenant of Terminus.
Kill 88 Daemons.
Collect all other Trophies.
Transmute the MKII version of each weapon.
Defeat the final threat to Seraph.
Reach difficulty 8.0 in Survival or New Game.
Reach difficulty 9.0 in Survival or New Game.
Defeat the final threat to Seraph at difficulty 8.0 and above.