A list of all the fan-organised events and challenges which have taken place since The Terror first aired in 2018. If you notice an event is missing, please get in touch.
| 12 Days of Carnivale 2018 — AO3 Collection | Tumblr |
| All Well 2020 — AO3 Collection | Tumblr |
| Ann(e) Ross Appreciation Week 2022 — AO3 Collection | Tumblr Ann(e) Ross Appreciation Week 2023 — AO3 Collection | Tumblr |
| Baby Bang 2023 — AO3 Collection | Twitter | Tumblr |
| Brave New Worlds AU Fanzine 2021 — Gumroad | Tumblr | Twitter |
| Bridglar Week 2021 — AO3 Collection | Tumblr |
| Cold Boys Kink Meme 2022 — Dreamwidth | AO3 Collection |
| Cold Boys Kink Meme Flash Fill Fest 2023 — Twitter | Dreamwidth | AO3 Collection |
| Crozier/Jopson Fest 2021 — AO3 Collection | Tumblr |
| Fall Fitzier Exchange 2020 — AO3 Collection | Tumblr Fall Fitzier Exchange 2021 — AO3 Collection | Tumblr Fall Fitzier Exchange 2022 — AO3 Collection | Tumblr |
| Fitzconte Summer Festival 2021 — AO3 Collection | Tumblr | Twitter |
| Fuckability Poll: Historical Edition 2023 — Round 1 | Final Round |
| Goodsir Week 2022 — AO3 Collection | Tumblr | Twitter |
| Gorefest 2022 — AO3 Collection | Tumblr | Twitter |
| Halloween Terrorfest 2019 — Twitter | AO3 |
| Hickeyshipping 2020 — AO3 Collection | Tumblr | Twitter Hickeyshipping 2022 — AO3 Collection | Twitter | Tumblr |
| Hickeytozer Exchange 2022 — AO3 Collection | Twitter | Tumblr |
| Hymns Unbidden: Dundy/Henrietta Reunion Flash Event 2022 — AO3 Collection | Twitter |
| Janky Franky’s Frosty Fun Time 2019 — AO3 Collection | Tumblr |
| John Irving Birthday Celebration 2021 — AO3 Collection | Tumblr |
| Joplittle Crossover Filmography Fest 2022 — AO3 Collection | Tumblr |
| Just Leave (A Comment) Fest 2022 — Twitter | Tumblr Just Leave (A Comment) Fest 2023 — Twitter | Tumblr |
| Kinktober 2020 — Twitter Kinktober 2021 — Twitter | Tumblr | AO3 Kinktober 2022 — Twitter | AO3 | AO3 |
| Lieutenant & Sergeant Winter Gift Exchange 2021 — AO3 Collection | Twitter Lieutenant & Sergeant Gift Exchange 2022 — AO3 Collection | Twitter | Tumblr |
| LobsterFest 2022 — AO3 Collection | Twitter | Tumblr |
| Love in the Time of Scurvy Fanzine 2021 — Big Cartel | Tumblr | Twitter |
| Medical Malpractice March 2022 — AO3 Collection | Tumblr | Twitter |
| One Week of Terror 2020 — AO3 Collection | Tumblr | Twitter |
| Own Language Fest 2022 — AO3 Collection | Twitter | Playlist |
| Rarepair Week 2019 — AO3 Collection | Tumblr Rarepair Week 2021 — AO3 Collection | Tumblr | Twitter Rarepair Week 2022 — AO3 Collection | Tumblr | Twitter Rarepair Week 2023 — AO3 Collection | Tumblr | Twitter |
| Rossier Exchange 2021 — AO3 Collection | Tumblr Rossier Exchange 2022 — AO3 Collection | Tumblr | Twitter |
| Sophia Cracroft Fest 2022 — AO3 Collection | Twitter |
| Summer Thaw 2021 — AO3 Collection | Twitter |
| Taco Bell Does Tacos Well 2023 — AO3 Collection | Twitter |
| Terror_exe Fest I 2020 — AO3 Collection | Twitter | Tumblr Terror_exe Fest II 2021 — AO3 Collection | Twitter | Tumblr Terror_exe Fest III 2022 — AO3 Collection | Twitter |
| Terror Camp 2021 — Tumblr | Twitter Terror Camp Spring Talk 2022 — Tumblr | Twitter Terror Camp 2022 – Tumblr | Twitter | Merch (Further information, including access to Terror Camp recordings, can be found here) |
| Terror Fanfic Appreciation Week 2022 — AO3 Collection | Tumblr | Twitter |
| Terror Kink Meme 2018 — Dreamwidth | AO3 | AO3 |
| Terror Pin-up Calendar 2021 — Big Cartel | Tumblr | Twitter Terror Pin-up Calendar 2022 — Gumroad | Tumblr | Twitter Terror Pin-up Calendar 2023 — Gumroad | Tumblr | Twitter |
| Terror Stitching 2021: Hodgestitch — Twitter | Dave K’s Response Terror Stitching 2022: Blankystitch — Twitter | Dave K’s Response |
| Terror Swift Flash Fest 2022 — AO3 Collection | Tumblr | Twitter | Twitter |
| Terror Tarot 2022 — Shop | Etsy | Twitter | Tumblr | Dave K’s Response |
| Terror Tracks 2022 — Twitter | Tumblr |
| Terror Unwellness Week 2022 — AO3 Collection | Twitter |
| Terrortober 2020 — Twitter | Tumblr | AO3 | AO3 Terrortober 2021 — Twitter | Tumblr | AO3 | AO3 |
| TerrorTober 2022 — Twitter | AO3 | AO3 |
| The Frussy Gazette 2022 — AO3 Collection | Tumblr | Twitter |
| The Terror Anniversary Appreciation Week 2019 — Tumblr |
| The Terror Big Bang 2020 — AO3 Collection | Tumblr | Twitter | Discord | Carrd The Terror Big Bang 2021 — AO3 Collection | Tumblr | Twitter | Discord | Carrd The Terror Big Bang 2022 — AO3 Collection | Tumblr | Twitter | Discord | Carrd The Terror Big Bang 2023 — AO3 Collection | Tumblr | Twitter | Discord | Carrd |
| The Terror Bingo 2019-2020 — AO3 Collection | Tumblr | Twitter | Discord | Carrd The Terror Bingo 2020-2021 — AO3 Collection | Tumblr | Twitter | Discord | Carrd The Terror Bingo 2021-2022 — AO3 Collection | Tumblr | Twitter | Discord | Carrd The Terror Bingo 2022-2023 — AO3 Collection | Tumblr | Twitter | Discord | Carrd |
| The Terror Body Positivity Festival 2021 — AO3 Collection | Tumblr | Twitter The Terror Body Positivity Festival 2023 — AO3 Collection | Twitter |
| The Terror Book Club 2019 — Tumblr |
| The Terror Christmas Colouring Book 2020 — Free pdf | Tumblr | Twitter |
| The Terror Fanworks Exchange 2018 — Tumblr | Gifts |
| The Terror POV Fest 2022 — AO3 Collection | Tumblr | Twitter |
| The Terror Reverse Bang 2023 — Tumblr | Twitter | Discord | Event Info |
| The Terror Sci Fi Fest 2022 — AO3 Collection | Tumblr | Twitter The Terror Sci Fi Fest 2023 — AO3 Collection | Tumblr | Twitter |
| The Terror Self-Insert Fest 2021 — Twitter | AO3 |
| The Terror Vampire Weekend 2021 — AO3 Collection | Tumblr |
| The Terrortober 2021 — Twitter |
| TomFest 2021 — AO3 Collection | Tumblr | Twitter |
| Trans Terror Week 2019 — AO3 Collection | Tumblr | Twitter Trans Terror Week 2020 — AO3 Collection | Tumblr | Twitter Trans Terror Week 2021 — AO3 Collection | Tumblr | Twitter Trans Terror Week 2022 — AO3 Collection | Tumblr | Twitter |
The Cold Boys Fandom Hub 