Here is the full list of all 54 Dragon's Dogma 2 achievements.
Led the people to safety in the unmoored world.
Overcame all the trials of the unmoored world.
Helped the gigantus walk again.
Became Sovran of Vernworth.
Discovered 50 dungeons.
Collected 80 Seeker's Tokens.
Defeated the gigantus in a short span of time.
Witnessed a brawl break out in your dwelling among your admirers.
Earned the affections of 50 people.
Accomplished a miracle for several people all at once.
Crossed a cyclopean bridge.
Reclaimed your items from the scavenger who stole them from you.
Found a solution to every conundrum posed by the goddess of riddles.
Summoned a harpy, grabbed hold, and took flight.
Acquired a preserved medusa head.
Acquired every maister's teaching.
Obtained Dragon's Dogma.
Strengthened a weapon in wyrmfire.
Petrified a medusa.
Decapitated a medusa.
Reached Dragonsbreath Tower.
Used illicit means to pass through the gate at the border.
Grilled every type of meat during the night and day.
Took flight on griffin wing a second time.
Acquired a pawn badge.
Changed your vocation to magick archer.
Changed your vocation to trickster.
Experienced the end of the cycle.
Defeated the headless horseman.
Witnessed the unmoored world.
Changed your vocation to warfarer.
Soaked in the hot spring.
Returned to Agamen Volcanic Island.
Reached Drabnir's Grotto.
Boarded the phantom oxcart.
Passed through the gate at the border.
Taught your pawn a specialization.
Revived two pawns simultaneously.
Changed your vocation to mystic spearhand.
Reached the maximum rank in a vocation.
Attended a palace masquerade in formal raiment.
Purchased a dwelling of your own.
Set a pawn quest.
Used a Wakestone to restore the dead to life.
Entered the rose chateau.
Restored the dead to life at a morgue or charnel house.
Used a Ferrystone.
Raised a person's affinity to the maximum.
Boarded an oxcart.
Arrived in Vernworth.
Changed your vocation.
Regained your memories of receiving the Arisen's charge.
Went camping.
Escaped the bonds of slavery.