{"id":34102,"date":"2025-09-15T00:00:54","date_gmt":"2025-09-15T07:00:54","guid":{"rendered":"https:\/\/www.gmpuzzles.com\/blog\/?p=34102"},"modified":"2025-09-16T11:59:39","modified_gmt":"2025-09-16T18:59:39","slug":"anti-xv-sudoku-by-bill-murphy","status":"publish","type":"post","link":"https:\/\/www.gmpuzzles.com\/blog\/2025\/09\/anti-xv-sudoku-by-bill-murphy\/","title":{"rendered":"Anti-XV Sudoku by Bill Murphy"},"content":{"rendered":"<p>(This post is part of the <a href=\"https:\/\/www.gmpuzzles.com\/blog\/tag\/gas\/\">Genuinely Approachable Sudoku (GAS)<\/a> series.)<br \/>\n<em>Anti constraints are often hard to get your head around, and the mostly empty grid might look unapproachable. But Bill Murphy pulls off some magic today to make it genuinely approachable as you travel around the grid.<\/em><\/p>\n<p align=\"center\"><img decoding=\"async\" src=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2025\/250915-AntiXVSudoku-Superstar.png\" alt=\"Anti-XV Sudoku by Bill Murphy\" \/><\/p>\n<p align=\"center\"><a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2025\/250915-AntiXVSudoku-Superstar.pdf\">PDF<\/a><\/p>\n<p>or <a href=\"https:\/\/gmpuzzles.com\/s\/250915Supe\">solve online<\/a> (using SudokuPad)<\/p>\n<p><b>Theme:<\/b> Superstar<\/p>\n<p><b>Author\/Opus:<\/b> This is the 34th puzzle from Bill Murphy, part of the Genuinely Approachable Sudoku (<a href=\"https:\/\/sudokutheory.com\/gas\/\">GAS<\/a>) team.<\/p>\n<p><b>Rules:<\/b> Standard Sudoku rules (Insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region). No two numbers in adjacent cells can sum to exactly 10 or 5 as in the Roman Numerals for X or V. (This is the same rule as in XV Sudoku, but there are no X or V clues given here so it is Anti- only.)<\/p>\n<p><b>GAS Time Standards (highlight to view):<\/b> Two party hats (\ud83c\udfa9\ud83e\udd73): <span style=\"color: white; background-color: white;\">7:00<\/span>; One party hat (\ud83e\udd73): <span style=\"color: white; background-color: white;\">13:00<\/span>. All other solvers earn a \ud83e\udd95: <span style=\"color: white; background-color: white;\">Xvessive Xenoceratops<\/span>.<\/p>\n<p><b>Thomas Hits the GAS (highlight to view): <\/b> <span style=\"color: white; background-color: white;\">2:58<\/span>, with <a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2025\/sudokupad-Bill_Murph-Superstar-a732-d179.replay\">SudokuPad replay file<\/a> shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).<\/p>\n<p><b>Solution:<\/b> <a href=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2025\/250915-AntiXVSudoku-Superstar-soln.pdf\">PDF<\/a> and <a href=\"https:\/\/youtu.be\/mOSQcTkQYE4\">solving video<\/a> with explanation from GAS team.<\/p>\n<p><b>Note:<\/b> Follow this link for other less common variations of <a href=\"https:\/\/www.gmpuzzles.com\/blog\/tag\/sudoku-3+variation-2\/\">Sudoku<\/a>.<\/p>\n<p><b>Note 2:<\/b>\u00a0Comments on the blog are great! For a more interactive discussion, please also consider using our\u00a0<a href=\"https:\/\/discord.com\/channels\/1059513302847336469\/1380897111599616020\">Daily GAS discussion<\/a>\u00a0post\u00a0on the GMPuzzles Discord. Not a member of the Discord? Click\u00a0<a href=\"https:\/\/discord.gg\/RNNfEBEbQS\">this link<\/a>\u00a0for basic access.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>(This post is part of the Genuinely Approachable Sudoku (GAS) series.) Anti constraints are often hard to get your head around, and the mostly empty grid might look unapproachable. But Bill Murphy pulls off some magic today to make it genuinely approachable as you travel around the grid. PDF or solve online (using SudokuPad) Theme: [&hellip;]<\/p>\n","protected":false},"author":443,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,126],"tags":[15,56,237,244],"class_list":["post-34102","post","type-post","status-publish","format-standard","hentry","category-puzzle","category-othersudoku","tag-wednesdaythursday","tag-variation-2","tag-gas","tag-puzzle"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Anti-XV Sudoku by Bill Murphy - The Art of Puzzles<\/title>\n<meta name=\"description\" content=\"Anti constraints are hard to get your head around, but Bill Murphy pulls off some magic to make this &quot;empty&quot; puzzle genuinely approachable.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gmpuzzles.com\/blog\/2025\/09\/anti-xv-sudoku-by-bill-murphy\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Anti-XV Sudoku by Bill Murphy - The Art of Puzzles\" \/>\n<meta property=\"og:description\" content=\"Anti constraints are hard to get your head around, but Bill Murphy pulls off some magic to make this &quot;empty&quot; puzzle genuinely approachable.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.gmpuzzles.com\/blog\/2025\/09\/anti-xv-sudoku-by-bill-murphy\/\" \/>\n<meta property=\"og:site_name\" content=\"The Art of Puzzles\" \/>\n<meta property=\"article:published_time\" content=\"2025-09-15T07:00:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-16T18:59:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.gmpuzzles.com\/images\/puzzles2025\/250915-AntiXVSudoku-Superstar.png\" \/>\n<meta name=\"author\" content=\"Bill Murphy\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@drsudoku\" \/>\n<meta name=\"twitter:site\" content=\"@drsudoku\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Bill Murphy\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2025\\\/09\\\/anti-xv-sudoku-by-bill-murphy\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2025\\\/09\\\/anti-xv-sudoku-by-bill-murphy\\\/\"},\"author\":{\"name\":\"Bill Murphy\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/#\\\/schema\\\/person\\\/552de1c88fa03b2180785f81655f8014\"},\"headline\":\"Anti-XV Sudoku by Bill Murphy\",\"datePublished\":\"2025-09-15T07:00:54+00:00\",\"dateModified\":\"2025-09-16T18:59:39+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2025\\\/09\\\/anti-xv-sudoku-by-bill-murphy\\\/\"},\"wordCount\":255,\"commentCount\":0,\"image\":{\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2025\\\/09\\\/anti-xv-sudoku-by-bill-murphy\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.gmpuzzles.com\\\/images\\\/puzzles2025\\\/250915-AntiXVSudoku-Superstar.png\",\"keywords\":[\"wed\\\/thurs\",\"variation\",\"gas\",\"puzzle\"],\"articleSection\":[\"Puzzle\",\"Other Sudoku\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2025\\\/09\\\/anti-xv-sudoku-by-bill-murphy\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2025\\\/09\\\/anti-xv-sudoku-by-bill-murphy\\\/\",\"url\":\"https:\\\/\\\/www.gmpuzzles.com\\\/blog\\\/2025\\\/09\\\/anti-xv-sudoku-by-bill-murphy\\\/\",\"name\":\"Anti-XV Sudoku by Bill Murphy - 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