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