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