{"product_id":"card-cml7w4zlg44bh1169yhan36bt","title":"Mathmech Diameter (ROTD-EN028) [Rise of the Duelist]","description":"\u003ctable class=\"singles-description-table\" xmlns=\"http:\/\/www.w3.org\/1999\/html\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSet:\u003c\/td\u003e\n\u003ctd\u003eRise of the Duelist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType:\u003c\/td\u003e\n\u003ctd\u003eTuner\/Effect Monster\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRarity:\u003c\/td\u003e\n\u003ctd\u003eCommon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber:\u003c\/td\u003e\n\u003ctd\u003eROTD-EN028\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cdiv class=\"single-description-div\"\u003e\n\u003cdiv class=\"oracle-text\"\u003eWhen this card is Normal Summoned: You can target 1 Level 4 Cyberse monster in your GY; Special Summon it, but it cannot activate its effects. A \"Mathmech\" monster that was Synchro or Xyz Summoned using this card on the field as material gains the following effect.\r\u003cbr\u003e\u0026lt;br\u0026gt;• Once per turn, during the turn this card was Special Summoned, when your opponent activates a card or effect (Quick Effect): You can negate that effect.\r\u003cbr\u003e\u0026lt;br\u0026gt;You can only use each effect of \"Mathmech Diameter\" once per turn.\u003c\/div\u003e\n\u003ctable class=\"singles-reverse-description-table\"\u003e\u003ctbody\u003e\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"tcgAtlasMetaData\" style=\"visibility:hidden;height:0;overflow:hidden;position:absolute;left:-9999px\" data-matchingid=\"NA-2-2674-218904\" data-cardtype=\"yugioh\" data-lastupdated=\"2026-06-29T01:17:18.052Z\" data-identityid=\"cml7w4zlg44bh1169yhan36bt\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"catalogMetaData\" style=\"visibility: hidden;\" data-cardtype=\"yugioh\" data-cardid=\"218904\" data-tcgid=\"218904\" data-lastupdated=\"2026-06-29T01:17:18.052Z\"\u003e\u003c\/div\u003e","brand":"Konami","offers":[{"title":"Near Mint 1st Edition","offer_id":47805661872313,"sku":"ROTD-ROTDEN028-EN-NF-1","price":0.57,"currency_code":"CAD","in_stock":false},{"title":"Lightly Played 1st Edition","offer_id":47805661905081,"sku":"ROTD-ROTDEN028-EN-NF-2","price":0.48,"currency_code":"CAD","in_stock":false},{"title":"Moderately Played 1st Edition","offer_id":47805661937849,"sku":"ROTD-ROTDEN028-EN-NF-3","price":0.4,"currency_code":"CAD","in_stock":false},{"title":"Heavily Played 1st Edition","offer_id":47805661970617,"sku":"ROTD-ROTDEN028-EN-NF-4","price":0.28,"currency_code":"CAD","in_stock":false},{"title":"Damaged 1st Edition","offer_id":47805662003385,"sku":"ROTD-ROTDEN028-EN-NF-5","price":0.17,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/2471\/9289\/files\/218904.jpg?v=1782695840","url":"https:\/\/fafnirshoard.ca\/products\/card-cml7w4zlg44bh1169yhan36bt","provider":"Fafnir's Hoard","version":"1.0","type":"link"}