> For the complete documentation index, see [llms.txt](https://hwklab.gitbook.io/united-as-one/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://hwklab.gitbook.io/united-as-one/nft-collections/signature-collection.md).
# Signature Collection: Polygon
Luxurious 1-of-1 pieces with three rarity ranks:
Bronze, Silver, and Gold.
These exclusive NFTs invite you to join us in advancing our charitable mission.
Own a rare masterpiece while contributing to
a global movement for unity and good.
### Collection Information:
* 444 Pieces
* 1 of 1 NFTs
* Available on OpenSea
* 50% of ALL Proceeds to Charity
* Elegant Designs
---
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