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