Here is the full list of all 35 Shadow Man Remastered achievements.
Fail to stop Legion from bringing about the apocalypse
Defeat Legion and stop the apocalypse
Open all Soul Gates
Unlock all Secrets
Find every Cadeaux
Reach Shadow Level 10
Find the second Violator
Defeat Jack the Ripper
Defeat Milton Pike
Defeat Marco Cruz
Offer Cadeaux to all life altars
Defeat Avery Marx
Defeat the Seraph Queen
Acquire Swim Gad
Defeat Victor Batrachian
Find the Violator
Bestow nightfall to Liveside
Defeat a True Form
Reach Shadow Level 7
Acquire Walk Gad
Shoot down all helicopters in Gardelle County Jail, Texas.
Find an Accumulator
Find a Retractor
Acquire Poigne
Offer 100 Cadeaux to the Loa
Unlock a Secret
Defeat Yort
Reach Shadow Level 4
Acquire Touch Gad
Find a piece of the L'Eclipser
Find a Voodoo weapon
Find and take a Dark Soul
Open a Soul Gate
Save the world without dying
Enter the horror again through the hardest of trials.