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