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