Zack Riley 🇦🇺 (@ColdHeart_Prj) on X (Twitter)

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Zack Riley 🇦🇺 is a creator on X (Twitter) in the 10K–20K follower range, publishing for Fantasy book readers and indie RPG enthusiasts, primarily fans of dark fantasy fiction and tabletop roleplaying games with a focus on world-building and character-driven narratives, based in Australia. Profile last checked 2026-06-25.

Observed facts (from the public profile):

Profile bio

Fantasy author, critical reviewer, father of 3, veteran. I draw, House Atreides, sometimes I tell dad jokes, and he laughs. Navy Veteran 🇦🇺

What this creator posts about, and who reads it (AI-inferred)

Recurring topics: Blood Rune writing and editing progress, Character Q&A sessions, Commissioned artwork for the book, Personal life updates as an author

Audience: Fantasy book readers and indie RPG enthusiasts, primarily fans of dark fantasy fiction and tabletop roleplaying games with a focus on world-building and character-driven narratives

Provenance: inferred by AI from public content, not stated by the creator — confidence 0.40 · read from 7 recent posts · updated 20 days ago.

Audience read from this creator’s own recent posts, not from platform-declared categories. It is our reading, and it can be wrong.

Recent content samples (what the inference above was drawn from)

Congratulations. Saw the photos on Facebook 🙂 @sharmaBhawna22

Been a busy few days. Tonight's shenanigans https://t.co/IAbS9qEA0r

The first commissioned art for Blood Rune. Thank you @petrichorfox Blood Rune will be available August https://t.co/i9Di0IYFqe

Wouldn’t be a party without Ezzy crashing it. https://t.co/skUa9wXDH3

See the original post on X (Twitter)

Where this creator sits among comparable accounts

Compared with the 716 accounts in the same group (x · koc · gaming):

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Koinon Link indexes X (Twitter) creators in Entertainment with grade, authenticity and contactability broken down — see the X (Twitter) × Entertainment breakdown, or the Creator Index Report for the whole index.

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Creators next to this one by follower tier in the same slice. Each link opens that creator’s public profile — what they post about and who reads it, with no contact details.

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Machine-readable representations

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• /kol/x/ColdHeart_Prj.json
• /kol/x/ColdHeart_Prj.md

AI retrieval activity

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