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