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