Here is the full list of all 33 The Secret Order 4: Beyond Time achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Helped Nubi triumph by collecting the runes.
Entered the Hall of Eternity by taming Cerberus.
Helped the Guardian escape by collecting the Lights.
Crossed the River Styx with Charon.
Successfully entered the Realm of the Dead.
Successfully prepared the ritual, saving everyone.
Collected the Eagle Talisman.
Stabilized the village.
Helped Ovando appease Cleopatra.
Collected the Jaguar Talisman.
Restored the energy circle for the creatures of the cave.
Finished eight Minigames without skipping.
Helped Tesla and Leonardo repair the airship.
Collected the Crocodile Talisman.
Helped the crocodile reunite with her family.
Turned the frigate into an airship with Leonardo's help.
Reached a land beyond time and space.
Left a message for your father.
Successfully entered the inner tomb.
Found a way to Egypt.
Finished four Minigames without skipping.
Take care of little Nubi.
Uncovered Omar's hidden shelter.
Helped Flavius access his workshop again.
Finished one Minigame without skipping.
Finished a HOP in 60 seconds without any hints.
Finished all HOPs without any hints.
Finished three HOPs without any hints.
Finished six HOPs without any hints.
Finished all Minigames without skipping.
Collect every jaguar mask.
Collect every eagle mask.
Collect every crocodile mask.