T: Draw a card, then discard a card.
4, T: Transform Matzalantli, the Great Door. Activate only if there are four or more permanent types among cards in your graveyard. (Artifact, battle, creature, enchantment, land, and planeswalker are permanent types.)
| Reverse Type: |
Legendary Land |
(Transforms from Matzalantli.) Fathomless descent — T: Add X mana of any one color, where X is the number of permanent cards in your graveyard.
Centuries ago, under siege from the Mycotyrant, the Oltec sealed the Core off from the world… until Huatli's party arrived.
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/products/4e9c6d49-a255-588e-8e5c-41cb4793df52.png?v=1751203886)
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/files/b4c31b29-06ba-436d-a3d9-18f4796c39be_cad1870d-6020-42ba-9b6c-51f92d51739b.png?v=1751203886)
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/products/524378.jpg?v=1751203886)
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/files/b4c31b29-06ba-436d-a3d9-18f4796c39be_9c178a6f-0de2-49a4-b484-992da376a40b.png?v=1751203886)
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/files/b4c31b29-06ba-436d-a3d9-18f4796c39be.png?v=1751203886)
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/files/b4c31b29-06ba-436d-a3d9-18f4796c39be_414ba473-c759-42a3-b20b-dd9e5268a2b4.png?v=1751203885)
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/files/b4c31b29-06ba-436d-a3d9-18f4796c39be_fac18794-7af8-4e70-9ec1-6299e0e7fc5a.png?v=1773466616)
![Matzalantli, the Great Door // The Core [The Lost Caverns of Ixalan]](http://www.darkfoxtcg.com/cdn/shop/files/b4c31b29-06ba-436d-a3d9-18f4796c39be_fb272fbd-c3df-4c48-882a-8604ff67c6ad.png?v=1773466619)