{"id":112,"date":"2026-09-22T19:31:47","date_gmt":"2026-09-22T19:31:47","guid":{"rendered":"https:\/\/thecardroost.com\/?post_type=glossary&#038;p=112"},"modified":"2026-09-22T19:45:55","modified_gmt":"2026-09-22T19:45:55","slug":"regulation-mark","status":"publish","type":"glossary","link":"https:\/\/thecardroost.com\/?glossary=regulation-mark","title":{"rendered":"Regulation Mark"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A letter found in the bottom left corner of a Pokemon card that identifies whether a card is &ldquo;in rotation&rdquo; meaning legal for tournament play. <\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"660\" height=\"128\" src=\"https:\/\/thecardroost.com\/wp-content\/uploads\/2026\/09\/regulation-marks-1.png\" alt=\"\" class=\"wp-image-117\" srcset=\"https:\/\/thecardroost.com\/wp-content\/uploads\/2026\/09\/regulation-marks-1.png 660w, https:\/\/thecardroost.com\/wp-content\/uploads\/2026\/09\/regulation-marks-1-300x58.png 300w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"660\" height=\"920\" src=\"https:\/\/thecardroost.com\/wp-content\/uploads\/2026\/09\/arrowsetsymbol.png\" alt=\"\" class=\"wp-image-114\" style=\"aspect-ratio:0.7173986888141581;width:282px;height:auto\" srcset=\"https:\/\/thecardroost.com\/wp-content\/uploads\/2026\/09\/arrowsetsymbol.png 660w, https:\/\/thecardroost.com\/wp-content\/uploads\/2026\/09\/arrowsetsymbol-215x300.png 215w\" sizes=\"auto, (max-width: 660px) 100vw, 660px\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>A letter found in the bottom left corner of a Pokemon card that identifies whether a card is &ldquo;in rotation&rdquo; 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