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Morphtronic Bind X TRAP Continuous While you control a face-up "Morphtronic" monster, all Level 4 or higher monsters your opponent controls cannot declare an attack or change their battle positions

Once per turn: You can target 1 Machine Xyz Monster you control, then activate 1 of these effects

This backing also occasionally appears in card artworks, such as the artwork of "Lightforce Sword"

Then later, I can Special Summon ones with the same attribute from my hand or GY

Ive played a heavier amount purely to show off the strategy, but frankly as more cards are revealed and the deck gets toyed with, Im sure ratios will shrink