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