> For the complete documentation index, see [llms.txt](https://docs.nftduel.net/nft-duel/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.nftduel.net/nft-duel/card/collection.md).

# Collection

DUEL cards consists multiple collection by several IPs. each collection has it's unique cards and abilities.

A Collection is the name of a series of cards collaborating with various brands and characters. For Example, there is an anime series called "A" or an artist series called "B."

![NFTDUEL Card / ULTRAMAN](https://1807735024-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F9niu2tFGKXnlorqLzixb%2Fuploads%2Ft4dvYl9XxVSpptyZJxzK%2FsUltraman-card-Mockup-Red-level-4-min.jpg?alt=media\&token=0a2e044c-47d4-4db1-ac33-106487ea2f41)