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