Scryfall - Casual Challenge Checker per XieLong

Enhances Scryfall.com with card legality and budget information for the MtG custom format "Casual Challenge".

Supported views:
- Deck view, both visual and as decklist
- Search results, images only
- Single card view

How to use:
For decks: Find the "Enable checks" button in the left sidebar and click it. Your deck will now always be checked, until you click "Disable checks".
For search results: Find the dropdown reading "Disable" and switch it to "Overlay". The status of the dropdown is stored as well.
For single cards: Legality is just shown along with the other card legalities.

Check out the format page for detailed information: https://www.casualchallenge.gg/