Weekly Fandom OC Prompts

Challenge #35

2026-04-11T21:54:41Z

Posted by: matsushima

This week's challenge is:

General Prompt: Play
Relationship Prompt: Harbor

Posting runs from now until the challenge roundup post next Sunday, April 19, 2026. More information here.

3weeks4dreamwidth is coming up soon! fandomocweekly will be participating with an "adopt a prompt" drive - more info to come once the event starts.

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Challenge #33

2026-03-29T06:24:40Z

Posted by: matsushima

This week's challenge is:

General Prompt: Instinct
Relationship Prompt: Domestic

Posting runs from now until the challenge roundup post next Sunday, April 5, 2026. More information here.

Sorry I missed last week! My mom was visiting from out of town.

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Challenge #32

2026-03-15T01:31:26Z

Posted by: matsushima

This week's challenge is:

General Prompt: Unique
Relationship Prompt: Favorite

Posting runs from now until the challenge roundup post next Sunday, March 22, 2026. More information here.

Reminder that you fills don't have to be fics and you're welcome to combine fills from fandomocweekly and other challenges/prompts/communities. You can post fanmixes (and crosspost to fanmix_monthly) or meta (marchmetamatterschallenge is still running!) or art (please recommend fanart communities). seasons_of_fandom is starting a new season soon, too!

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Round Up: Challenge #31 - Night & Playful

2026-03-15T01:26:26Z

Posted by: matsushima

Fills for this week's challenge:

At Night

orangeblossomteas

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Challenge #31

2026-03-08T11:47:49Z

Posted by: matsushima

This week's challenge is:

General Prompt: Night
Relationship Prompt: Playful

Posting runs from now until the challenge roundup post next Sunday, March 15, 2026. More information here.

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Challenge #30

2026-03-01T07:46:03Z

Posted by: matsushima

This week's challenge is:

Amnesty! All previous challenges are open this week.

Posting runs from now until the challenge roundup post next Sunday, March 8, 2026. More information here.

I know no one has posted a fill in a long time but I am nothing if not determined.

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Challenge #27

2026-02-08T09:17:04Z

Posted by: matsushima

This week's challenge is:

General Prompt: Soft
Relationship Prompt: Dedication

Posting runs from now until the challenge roundup post next Sunday, February 15, 2026. More information here.

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Challenge #26

2026-02-01T07:20:16Z

Posted by: matsushima

This week's challenge is:

General Prompt: Ideal
Relationship Prompt: Consideration

Posting runs from now until the challenge roundup post next Sunday, February 8, 2026. More information here.

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Challenge #23

2026-01-10T09:01:08Z

Posted by: matsushima

This week's challenge is:

General Prompt: Fastidious
Relationship Prompt: Grace

Posting runs from now until the challenge roundup post next Saturday, January 17, 2026. More information here.

If you were wondering, I get the words from randomwordgenerator.com.

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Challenge #22

2026-01-03T10:11:59Z

Posted by: matsushima

This week's challenge is:

General Prompt: Slump
Relationship Prompt: Dance

Posting runs from now until the challenge roundup post next Saturday, January 10, 2026. More information here.

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Challenge #21

2025-12-27T01:19:18Z

Posted by: matsushima

This week's challenge is:

General Prompt: Favorite
Relationship Prompt: Contempt

Posting runs from now until the challenge roundup post next Saturday, January 3, 2026. More information here.

I DM'd toothpastepancake and asked if I could take over posting prompts and round-up posts for this community because I missed it. Like last time, I'll be using the same prompt format (one word prompts for general and relationship fics) and schedule (Saturday-Saturday).

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Challenge #16

2025-06-01T01:41:33Z

Posted by: matsushima

This week's challenge is:

General Prompt: Break
Relationship Prompt: Electric

Posting runs from now until the challenge roundup post next Saturday, June 7, 2025. More information here.

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roundup: Challenge #15 - bite & morning

2025-05-31T07:38:22Z

Posted by: matsushima

This week's fills:

💮 Pretty by matsushima

Stay tuned for next week's challenge! You can post new fills for Challenge #15 until Challenge #16 goes up. Let's keep this community going! 🥺 I love OCs.

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Challenge #15

2025-05-25T02:52:29Z

Posted by: matsushima

This week's challenge is:

General Prompt: Bite
Relationship Prompt: Morning

Posting runs from now until the challenge roundup post next Saturday, May 31, 2025. More information here.

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roundup: Challenge #14 - map & resolution

2025-05-24T02:51:51Z

Posted by: matsushima

This week's fills:

💮 Aarav's (Almost) Bad Decision (resolution) by haunted_cherries

Next week's challenge will be posted tomorrow so you still technically have time to post a fill for Challenge #14! (If you do, I'll come back and edit this post to add your fill, too.)

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Challenge #14

2025-05-18T03:39:23Z

Posted by: matsushima

Hi fandomocweekly! I reached out to toothpastepancake and offered to post prompts for now until xe is back on xer feet. I'll be keeping the same prompt format xe were using for continuity.

This week's challenge is:

General Prompt: Map
Relationship Prompt: Resolution

Posting runs from now until the challenge roundup post next Saturday, May 24, 2025. More information here.

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