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