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