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