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