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