Full list of all 38 Returnal trophies - 23 bronze, 6 silver, 8 gold and 1 platinum.
The base game contains 31 trophies, and there is 1 DLC pack containing 7 trophies.
Finish Echoing Ruins Survey
Complete all House sequences
Finish Overgrown Ruins Survey
Finish Act 2
Defeat Ophion
Achieve Weapon Proficiency level 30
Defeat Hyperion
Finish Act 1
Defeat Nemesis
Achieve 200% Max Integrity
Complete a Xeno-archive set (excluding Tower of Sisyphus)
Defeat Ixion
Have 5 Parasites simultaneously
Finish Calculated Risk
Complete a daily challenge in Simulation Mode
Defeat Phrike
Returned by an artifact
Retrieve 10 Scout Logs
Unlock all translation tiers of a Xenoglyph
Perform 5 successful Overloads in a row
Complete the first House sequence
Learn the basics of survival on Atropos
Scan a Xenoglyph
Achieve maximum Adrenaline Level
Experience a new cycle after death
Collect all trophies
Finish Crimson Wastes Survey
Finish Derelict Citadel Survey
Finish Fractured Wastes Survey
Finish Abyssal Scar Survey
Finish Act 3
Die and return in the Tower
Defeat Algos' first form
Defeat Algos' final form
Kill 100 Hostiles with Disgorgers
Complete the first Hospital sequence
Open the Locked Door
Gain a moment of peace