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