I found 'MENS GOTHIC MILITARY STEAMPUNK LONG LEATHER COAT XS-4XL' on Wish, check it out!
IMPERIAL TAILCOAT - BLACK VELVET BROCADE
Dr Who Gallifreyan Brushed Blue Tungsten
Maybe could combine with leggings and brown boots for a diff look...
VICTORIAN ARISTOCRAT VEST - PURPLE/BLACK TAPESTRY
Steampunk Grim Long Coat (Black) [now that I think about it, maybe Rilo would look good in black XD)
DRK BLCK, black clothes, gothic
Make necklaces from vintage buttons
Day dress, ca. 1883-89. Dark green wool bodice and skirt, red and black stripe silk front trimming and cuffs. Goldstein Museum of Design, Univ. of Minnesota
This top, oh my gosh! The jacket is also really great.