morphtronic deck yugioh Lantron - Yu-Gi-Oh! Card Database A monster equipped with this card can make a second attack on monsters during each Battle Phase. Morphtronic - Yugipedia

While I don't see this being the most expensive Crystal price-wise (that honor goes to The Earth CrystalThe Earth Crystal), I can certainly see this being one of the most widely adopted across multiple archetypes

Cool card, and something that I can see someone wanting to build around in EDH

Also, always compare price per pack across different listings and look at recent sold data by using trusted sites like TCGPlayer or Pricecharting , just so you can avoid inflated listing prices and understand the true market value based on completed transactions

Pure Bulk: Unsorted Commons Final Fantasy (500ct) $9.99 US Shipping Only Due to export restrictions, this item may only be shipped to addresses in the United States, APO/FPO addresses, and Puerto Rico

The Glorious Protector is here to save you, hes always got your back

One of the biggest threats is cards that can reduce or otherwise make it difficult to maintain high Energy attachments