> For the complete documentation index, see [llms.txt](https://mudtreasurycorp.gitbook.io/mud-and-mudnfts-white-paper/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mudtreasurycorp.gitbook.io/mud-and-mudnfts-white-paper/getting-started-with-usdmudnfts/usdmudnfts-trait-based-utility-nfts.md).

# $MUDNFTs: Trait-Based Utility NFTs

$MUDNFTs are  unique, trait-rich d⚙️ Technical Architecture

$MUDNFTs are 3,333 unique, trait-rich digital collectibles built on Solana and integrated directly with the $MUD ecosystem. These NFTs go beyond static art—they are interactive, stakable, and designed to evolve based on holder activity and rarity.

**Core Trait Categories:**

* **Backgrounds**: 15 unique environments (from Common to Legendary)
* **Base Character**: The signature bulldog with various moods and styles
* **Accessories**: 25+ wearable items and add-ons
* **Special Abilities**: 10 rare traits that boost staking yields
* **Hidden Traits**: Unlockable elements revealed during special events

By staking, upgrading, and holding, NFT owners gain access to rewards, trait evolution, and exclusive ecosystem perks.


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