If you want to make a competitive deck, you need dual lands, fetch lands, and other extremely OP staples
You're likely to see only one or two of these cards per game, so be careful to cast them when you know they'll be safe from counterspells and disenchants
Yes, 62x89mm sleeves are the standard size for Japanese-sized cards used in games like Yu-Gi-Oh
Ashened to Endlessness X TRAP Continuous During the Main Phase: You can Fusion Summon 1 Pyro Fusion Monster from your Extra Deck using monsters from either field, including "Veidos the Eruption Dragon of Extinction", and if you do, it gains 500 ATK for each material used
This enchantment even has the upside of locking down opposing mana dorks, or stopping opponents from activating multiple tap-costed abilities