The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Sight of Gods (66 members)
- Signati Gladio Crystalis: Murakumo (7 members)
- Six Heroes (7 members)
- Skill Icons (BBDW) (10 members)
- Skyship (6 members)
- Sleeping Fountain Plaza (0 members)
- Smartphone Case (3 members)
- Smash Hail (5 members)
- Snow Town (8 members)
- Soejima, Shigenori (2 members)
- Songs (63 members)
- Sorcerers (20 members)
- Souichiro Unomaru (41 members)
- Soulless Monument (32 members)
- Special Artwork (81 members)
- Species (20 members)
- Spells (6 members)
- Spin-off Games (6 members)
- Spinner Superior (7 members)
- Spiral Shift Characters (13 members)
- Sprites (80 members)
- Staff (3 members)
- Staff Extras (337 members)
- Stages (44 members)
- Status Icons (BBDW) (40 members)
- Stickers (496 members)
- Story (806 members)
- Storyboards (270 members)
- Straps (1 member)
- Sugiyama, Yuki (18 members)
- Sumeragi (134 members)
- Sumeragi, Kohaku (3 members)
- Super Melee Brawlers Battle Royale Characters (7 members)
- Susano'o (475 members)
- Suzui (1 member)
- Suzukaka (3 members)
- Suzuki, Hotsuma (1 member)
- Sword of Destruction: Kusanagi (5 members)
- System No. XX (15 members)
- TAKEMIKAZUCHI (3 members)
- THE BLUE Characters (2 members)
- Table templates (1 member)
- Tadayuki Isa (0 members)
- Takamagahara (12 members)
- Taokaka (694 members)
- Tapestries (52 members)
- Taro Sasaga'e (123 members)
- Tartar (22 members)
- Tashiro (1 member)
- Tashiro, Akari (2 members)
- Team Remix Heart (11 members)
- Tebasaki (3 members)
- Teddie (41 members)
- Telephone Card (5 members)
- Template documentation (1 member)
- Template documentation pages (9 members)
- Template subpages (1 member)
- Templates (86 members)
- Ten Sages (11 members)
- Tengu (1 member)
- Tenjo Amanohokosaka (125 members)
- Terms and Setting (44 members)
- Terumen (28 members)
- The Diary Characters (3 members)
- The Gate (84 members)
- The Origin (4 members)
- The Puppeteers Characters (2 members)
- The Wheel of Fortune Characters (13 members)
- Timelines (1 member)
- Titles (1 member)
- Tohru Adachi (30 members)
- Tokyo Game Show 2015 (22 members)
- Tomonori (8 members)
- Torakaka (5 members)
- Tosho Cards (3 members)
- Tote Bags (14 members)
- Totokaka (8 members)
- Touya Kagari (165 members)
- Towels (15 members)
- Town Center - Crossing (0 members)
- Trading Card Supplies (19 members)
- Translations (218 members)
- Trigger Shift Characters (14 members)
- Trinity Glassfille (241 members)
- Trophies (153 members)
- Trust You Characters (3 members)
- Tsubaki Yayoi (1,201 members)
- Tsukuyomi Unit (3 members)
- Tsuzaki, Mayumi (14 members)
- Tweyen (100 members)
- Twikaka (4 members)
- Under Night In-Birth Locations (4 members)
- Union (1 member)
- Unions (10 members)
- Unlimited VS (262 members)
- Unused Card Art (16 members)
- Unused Content (13 members)
- Uploaded via Campaign:BBDW Grimoires (150 members)
- Uploaded via Campaign:BBDW Icons (40 members)
- Uploaded via Campaign:BBRadio (3,730 members)