Overview

1. The field where you input your YDKE url: Check [Util] Getting a YDKE url if you don't know what a YDKE is.
2. Button to start the validation process.
3. Output log: here's where the checker will inform if the deck is valid or not.

What does it check?

The checker performs the following validations, in this order:

1. If the main deck has 60 cards.
2. If the side deck has 1 monster card (your DM).
3. If there are no duplicate cards in your deck.
4. If all monsters in your deck belong to your DM's domain.

Step by Step

1. Paste your YDKE url in the first field.
2. Press the "Validate" button.
   1. Your YDKE will disappear at this point. This is normal.
3. The result should appear in the output log after a few moments.