As per popular request, I've put together a list of fandoms and characters/ships from the 2016 sign ups for your perusal. Keep in mind that this list is only approximate (honestly this was way more difficult than I thought to put in list form, so I tried to simplify...) and may change over the course of the bang. ETA: This is up to date as of 4/3 at 2:10 pm.

Current number of participants: 170

Fandoms:

The 100

• Clarke/Lexa

The 100/Teen Wolf

• Stiles/Derek, Octavia/Lincoln

Almost Human

• John Kennex, Dorian

American Idol RPF

• David Cook/David Archuleta

Ancient History RPF

• Hannibal Barca/Scipio Africanus

Angel: The Series

• Darla, HC

Ar nosurge: Ode to an Unborn Star

• Delta Lanthanoir, Casty Riernoit

Atelier Escha and Logy

• Escha Malier, Logy Fiscario, Miruca Crotze

Awkward

• Matty McKibben/Jake Rosati

Battle Creek

• Milt/Russ

Bloodborne

• Gehrman/Laurence

The Breakfast Club

• Brian/Andy

Buffy the Vampire Slayer/Big Bang
Charlie and the Chocolate Factory

• Charlie Bucket/Willy Wonka

Chronicles of Narnia

• Jadis, Peter Pevensie, Susan Pevensie

Code Black

• Leanne Rorish/Cole Guthrie


• Angus Leighton/Mario Savetti

Criminal Minds

• Derek Morgan

CSI

• Gil Grissom/Warrick Brown

DC

• Bruce Wayne/Dick Grayson; Lena Luthor, Lex Luthor, Superman


• Damian Wayne


• Dick Grayson & Damian Wayne

Doctor Who
Dragon Age

• Female Mage Hawke/Sebastian Vael


• Cullen Rutherford/Anders


• Hawke/Sebastian Vael

Elementary

• Joan & Sherlock

Final Fantasy XIII

• Hope Estheim, Noel Kreiss, Snow Villiers

The Flash

• Barry/Len

Forever

• Henry Morgan/Lucas Wahl


• Henry Morgan/James Carter


• Henry Morgan/Abigail Morgan


• Henry Morgan & Lucas Wahl, Henry Morgan/Jo Martinez

Forever Knight

• Nick Knight/Natalie Lambert

Foyle's War

• Rex Talbot/Andrew Foyle

Fringe

• Peter Bishop/Olivia Dunham


• Lincoln Lee, Nick Lane, the Cortexiphan subjects

Fruits Basket / Ranma ½
Full Metal Alchemist

• Ed Elric/Alphonse Elric


• Al/Winry

Game of Thrones

• Robb/Sansa, Arya/Gendry, Dany/Margaery

Grey's Anatomy/Private Practice

• Addison/Derek

Glee

• Jesse St. James

Gravity Falls

• Dipper Pines/Bill Cipher, Mabel Pines

Hamilton

• Alexander Hamilton/George III of the United Kingdom; Alexander Hamilton/John Lauren

Hansel and Gretel: Witch Hunters
Harry Potter

• Harry/Draco

Haven

• Duke Crocker/Nathan Wuornos

Hawaii FIve-0

• Steve McGarrett/Danny Williams "McDanno"

Hockey RPF

• Sidney Crosby/Evgeni Malkin/Alexander Ovechkin/Alexander Semin


• Jordie Benn/Tyler Seguin

Home and away
Homestuck

• Karkat & Kankri Vantas, Strider/Lalonde family


• Dirk Strider/Jake English

Inception

• Arthur/Eames

Jupiter Ascending

• Jupiter/Caine

Law & Order

• Jack McCoy/Mike Cutter

Legend of the Seeker

• Denna/Dennee

Leverage / Agents of SHIELD

• Parker, Alec Hardison, Eliot Spencer, Phil Coulson, Skye, Melinda May

Life is Strange

• Max Caulfield/Chloe Price + Warren Graham, Kate Marsh, Victoria Chase

Life on Mars (UK)

• Gene Hunt/Sam Tyler

Mad Max

• Furiosa, Max, the Dag; Furiosa/Max

Mad Max: Fury Road/Dragonriders of Pern

• Furiosa/Max

The Man From U.N.C.L.E. (2015)

• Illya/Gaby, Illya/Gaby/Napoleon

Marvel

• Peter Parker/Wade Wilson

Mass Effect

• Kaidan Alenko & Ashley Williams

MCU

• Clint Barton/Phil Coulson


• Steve Rogers/Tony Stark


• Steve/Natasha


• Clint Barton/Bucky Barnes


• Bruce Banner/Tony Stark


• Loki/Steve Rogers


• Steve Rogers/Bucky Barnes


• Maria Hill, Maria Hill/Steve Rogers


• Sam Wilson/Rebecca Barnes, Steve Rogers/Bucky Barnes, Clint Barton/Natasha Romanov


• Pepper/Rhodey/Tony


• Edwin Jarvis/Anna Jarvis, Peggy Carter, Howard Stark, Anna Jarvis, Tony Stark


• Steve/various


• Bruce/Clint, Stucky/Stony

Merlin

• Arthur/Merlin

Middle-Earth (LOTR/The Hobbit)
Old Kingdom

• Belatiel, Gullaine

Once Upon a Time

• femslash involving Regina


• Belle/Rumplestiltskin


• Regina Mills/Emma Swan

One Direction

• Zayn/Niall

One Piece

• Ace, Marco, Luffy, Gol D. Roger, Portgas D. Rouge, Whitebeard

Original
Person of Interest

• Reese/Finch & Harold/Nathan

Political Animals

• TJ Hammond

Rooster Teeth/Achievement Hunter RPF

• Michael Jones/Ray Narvaez Jr.

Saints Row

• The Boss, Johnny Gat, Dexter Jackson, SR2 Ensemble Cast

Sanctuary
Sherlock Holmes

• Holmes/Watson

Sherlock

• James Moriarty and Sebastian Moran


• Sherlock/Molly; John Watson, Sally Donovan, Henry Knight, Irene Adler, Greg Lestrade, Philip Anderson, Jim Moriarty


• John Watson/Sherlock Holmes, John Watson & Sherlock Holmes, Harriet Watson/Clara Lausier, Mycroft Holmes/Lydia Jessop, Greg Lestrade, Molly Hooper, Philip Anderson, Sally Donovan


• Sherlock Holmes/Molly Hooper, John Watson/Mary Morstan, possibly Mycroft Holmes, Greg Lestrade, Sally Donovan & Mike Stamford

Sherlock/Arthurian Mythology

• Sherlock Holmes/Molly Hooper, Mycroft Holmes, John Watson & an OCish version of Merlin, plus Ocs

Sherlock/A Brilliant Young Mind

• Nathan Ellis, Julie Ellis, Mycroft Holmes, Sherlock/John, Molly, Mummy Holmes, Dad Holmes

Sherlock/Doctor Who

• Sherlock Holmes/Amy Pond, John Watson/Lorna Bucket


• Rory/Amy, Eleven/River, Sherlock/Molly; John, Mrs. Hudson, Mickey, and Martha

Sherlock/Doctor Who/Torchwood

• Sherlock Holmes/Amy Pond, Mickey Smith/Martha Jones, Eleventh Doctor/River Song; Jack Harkness

Sherlock/Due South

• Greg Lestrade/Ray Kowalski

Sherlock/Elementary

• BBC!Greg Lestrade/Joan Watson, Elementary!Sherlock Holmes/BBC!Irene Adler; Tobias Gregson and Marcus Bell

Sherlock/St. Trinian's movies (2007 - 2009)

• Kelly Jones/Annabelle Fritton, Sherlock Holmes, Mycroft Holmes

Stargate Atlantis

• Rodney McKay/John Sheppard

SGA/Sentinel

• John Sheppard/Rodney McKay

Stargate SG-1

• Cameron Mitchell, Daniel Jackson, Teal'c, Sam Carter, Vala Maldoran

Star Trek AOS

• Spock/James T. Kirk

Star Trek RPF

• Chris Pine/Zach Quinto

Star Wars

• Finn/Poe


• Kylo Ren|Ben Solo/General Hux


• Finn/Poe Dameron, Jessika Pava/Rey


• Luke/Han

Star Wars/Harry Potter

• Clone Army Characters, Anakin Skywalker, Obi Wan Kenobi, Kylo Ren, General Hux, Original Characters, and the Marauders

Suits

• Harvey Specter/Mike Ross

Supergirl

• Kara Danvers/Maxwell Lord

Supernatural

• Sam Winchester/Dean Winchester


• Dean Winchester, Lucifer


• Meg/Castiel


• Sam Winchester, Dean Winchester

Supternatural/Buffy the Vampire Slayer

• Sam, Dean, Sipke/Xander

Supernatural/Dark Angel

• Dean and Sam

Supernatural/Iron Man

• Sam Winchester/Tony Stark

Supernatural/Merlin

• Arthur/Merlin, Bobby/Jody

Supernatural/Once upon a time
Supernatural/Supernatural RPF

• Sam/Dean, Jared/Jensen

Supernatural RPF

• Jensen Ackles/Jared Padalecki

Swingtown

• Tom/Trina/Janet

Tangled/Frozen

• Flynn Rider | Eugene Fitzherbert/Rapunzel, Anna, Kristoff, Hans

Teen Wolf

• Scott/Isaac


• Derek/Scott/Stiles Stilinski


• Erica Reyes, Allison Argent


• Stiles/Derek, Derek & Lydia, Stiles & Lydia


• Stiles/Derek/Lydia

Teen Wolf/Supernatural
The Thick of It/Being Human

• Malcolm Tucker/OFC (Grey White), Dominic Rook

Thor/Captain America/Hellboy
Tolkien

• Voronwe, Gildor, Aredhel, Lalwen


• Erestor/Glorfindel

The Tomorrow People (2013) / Arrow

• Stephen Jameson & Oliver Queen

Top Gear RPF

• Jeremy Clarkson/James May

Torchwood

• Tosh/Ianto

Underworld/Blade Trinity

• Drake/Hannibal/Lucien

Vampire Hunter D

• D, Left Hand

The Walking Dead

• Daryl Dixon/Carol Peletier

Welcome to Night Vale

• Carlos/Cecil

Whitechapel

• Joseph Chandler & the Miles family

White Collar

• Neal Caffrey, Peter Burke


• Neal Caffrey, Rachel Turner, Peter Burke, Neal/Rachel


• Neal Caffrey/Peter, Neal Caffrey/Vincent Adler, Peter Burke/Elizabeth Burke

World Wrestling Entertainment

• Roman Reigns/Dean Ambrose


• Bayley

X Files
The X-Files RPF

• Gillian Anderson/David Duchovny

X-men

• Scott Summers/Logan

Young Wizards (Diane Duane)

• Tom Swale/Carl Romeo

Yu Yu Hakusho

• Hiei/Yusuke, Yusuke/Keiko

Zero Escape series (999 and Virtue's Last Reward)

• Akane Kurashiki, Phi, Junpei Tenmyouji