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