1. Dress your bed with skulls and anatomical hearts.
3. Then use resin skulls as bookends.

gothicroseantiques.com
These are $49 each, here.
4. Hang an ornate black-trimmed mirror.

7. Hang a transforming portrait of Aunt Tilly.

8. Mount a cauldron incense burner by your door.

9. Replace your bedside lamp with a tarnished silver candelabra.

10. And put this articulated sunbird skeleton next to it.

12. Cover your floor in a dark black rug.

horchow.com
This fancy pants one starts at $4026, here.
14. Enjoy relaxing water sounds with this grim reaper fountain.

gothicplus.com
Complete with red skull. $42, here.
15. Cast a gentle illumination over your sanctuary with this handmade lamp.

16. Pick out some black and red bedding.

overstock.com
This set is $89.99, here.
17. Hang your jewelry on this pewter skeletal hand.

gothicplus.com
"An unquestioning servant arisen from its stifling grave in devoted supplication to its pampered mistresses' assistance." It's $175, here.
18. Or get a skeleton hand to hold your candles.

medievalcollectibles.com
$22.50, here.
19. Put a black cast iron fireplace across from your bed.

ogtstore.com
Even if you can't burn real logs in it, you could at least burn pillar candles. This one is $750, here.
22. Pepper your walls with skull and crossbones decals.

23. Set a porter's chair in a corner for a cozy reading nook.

liveauctioneers.com
This one sold at auction already, though.
24. Hang up a handmade iron chandelier for ~mood lighting~.

artsofiron.com
$6150 here.