Here is the full list of all 45 Bloodstained: Ritual of the Night achievements worth 1,000 gamerscore.
Unlock every other achievement.
Amass a fortune of at least 500,000 G.
Complete the item list.
Absorb every type of shard.
Complete the map.
Complete the demon list.
Break down items into materials 10 times.
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Eradicate the king of demons.
Eradicate the mistress of the deathly moon.
Bounce a certain chair repeatedly.
Eradicate the duke of high rollers.
Observe the rise of the castle's new master.
Inherit the blade that demons fear.
Reach level 50.
Eradicate the skeletal demihorse.
Earn at least 100,000G in total item sales.
Triumph over yourself.
Take in a large quantity of blood.
Borrow 10 books.
Complete 30 quests.
Subdue the alchemist.
Jump kick 10 times without touching the ground.
Eradicate the bloodthirsty maiden.
Consume 20 different recipes.
Fulfill your promise to a friend.
Eradicate the netherdrake.
Eradicate the hypersonic hellraiser.
Eradicate the runaway train.
Eradicate the twin-headed dragon.
Open 100 chests.
Break 1,000 candleholders.
Slay 1,000 demons.
Eradicate the iron marquess.
Travel 42.195 kilometers.
Listen to the faerie's song.
Eradicate the wrathful work of art.
Change your hairstyle.
Drive back the samurai.
Backstep, backstep, backstep. A lot.
Master a weapon technique.
Transmute items 10 times.
Eradicate the cause of the maelstrom.
Discovered a hidden breakable wall.
Absorb your first shard.