{"title":"Prototype Puzzles","description":"\u003cp data-start=\"891\" data-end=\"1013\"\u003ePrototype cubes represent early-stage designs, test models, or experimental versions created during product development.\u003c\/p\u003e\n\u003cp data-start=\"1020\" data-end=\"1156\"\u003eThese cubes are not mass-produced and often differ from final retail versions in structure, materials, or performance characteristics.\u003c\/p\u003e\n\u003cp data-start=\"1163\" data-end=\"1232\"\u003eA rare category intended for advanced collectors and cube historians.\u003c\/p\u003e","products":[{"product_id":"3pcs-mf8","title":"3pcs\/set- MF8 Circels Crazy Megaminx Prototype","description":"\u003cp\u003eThis is very rare puzzle set in the world- THE Model Trial Edition for the coming circles mf8 crazy megaminx sets: contains 3 puzzles, 1 circle, 2 circles, 3 circles crazy megaminx. each circle value can be set to 1 or 0.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003ePlease note this model trial edition cube dont come with stickers.\u003c\/p\u003e\n\u003cp\u003e1 circle crazy megaminx primary color available now: \u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cubein.cn\/products\/mf8-crazy-megaminx\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/cubein.cn\/products\/mf8-crazy-megaminx\u003c\/a\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"MF8","offers":[{"title":"3PCS\/SET Transparent","offer_id":43130739163319,"sku":"","price":3445.65,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/20240712163435.jpg?v=1720779686"},{"product_id":"gp-andromeda-megaminx","title":"Andromeda Dodecahedron \/ Plus","description":"\u003cp\u003eAndromeda dodecahedron designed by David pitcher\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/k7xP5XLl9Tc?si=DRB8OE7bJbBOoXg0\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003ePrice is for 1 set Prototype Edition\u003c\/p\u003e\n\u003cp\u003e1x Andromeda dodecahedron\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e1x Andromeda dodecahedron Plus\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eface to face size: 13cm\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eWeight: ~500g\/pc\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eManufacturer: Galaxy Puzzle\u003cbr\u003e\u003cbr\u003eCondition: 100% Brand New\u003cbr\u003e\u003cbr\u003eEnjoy !\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!----\u003e","brand":"Galaxy Puzzle","offers":[{"title":"Transparent","offer_id":43156511916215,"sku":"","price":2840.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/20240805113739.jpg?v=1722830057"},{"product_id":"mf8-teraminx","title":"MF8 Teraminx (7x7 Megaminx) Prototype","description":"\u003cp\u003eThis is a Flat face Prototype Edition Teraminx from MF8.\u003c\/p\u003e\n\u003cp\u003ePrototype limited edition. \u003c\/p\u003e\n\u003cp\u003eThis cube come with \u003cstrong\u003eNOT\u003c\/strong\u003e stickers.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eG.Weight: 650g\u003c\/p\u003e","brand":"MF8","offers":[{"title":"Prototype","offer_id":55344761373045,"sku":"MF8-Teraminx-PT","price":1200.0,"currency_code":"CNY","in_stock":true},{"title":"Primary","offer_id":56646118572405,"sku":null,"price":200.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/20250504135848.jpg?v=1746340958"},{"product_id":"hexastar-prism-cube-pt","title":"Hexastar prism Cube Prototype","description":"\u003cdiv class=\"product__description rte quick-add-hidden\"\u003e\n\u003cp\u003eThis \u003cspan style=\"color: rgb(250, 19, 19);\"\u003e\u003cstrong\u003ebig\u003c\/strong\u003e\u003c\/span\u003e cube was invented by Mr. Guo.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eBrand Name: Galaxy Puzzle\u003cbr\u003eItem name: Hexastar Prism\u003cbr\u003eFace-to-face size: 12.8 x 12.8 cm\u003cbr\u003eN.Weight: 669.4g\u003cbr\u003eG.Weight: 812.4g\u003cbr\u003eMaterial: ABS\u003cbr\u003econdition: 100% New \u0026amp; \u003cstrong\u003eDIY stickers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe cube comes with DIY Stickers, \u003cstrong\u003eyou need\u003c\/strong\u003e to \u003cstrong\u003eplace the it yourself.  \u003cbr\u003e\u003cbr\u003eReview of Anacky:\u003c\/strong\u003e\u003cstrong\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/DM0VikXibp4?si=9Mz8Aw3kPYqXAppi\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026gt; \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/How_to_assemble_the_Hexastar_cube.pdf?v=1770112339\" target=\"_blank\"\u003eHow to assemble the hexastar step by step guide\u003c\/a\u003e \u0026lt; \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEnjoy !\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Galaxy Puzzle","offers":[{"title":"Prototype","offer_id":56693134328181,"sku":"gx-HP-Prototype","price":1300.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/IMG_20251114_195220.jpg?v=1769080146"},{"product_id":"mf8-quantum-cube-v3-pt","title":"MF8 Quantum Cube V3（Prototype）","description":"\u003cp\u003eThe V3 version of the Quantum cube:\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cubein.cn\/products\/mf8-quantum-cube?_pos=1\u0026amp;_sid=dfa75740b\u0026amp;_ss=r\" rel=\"noopener\" target=\"_blank\"\u003ehttps:\/\/cubein.cn\/products\/mf8-quantum-cube?_pos=1\u0026amp;_sid=dfa75740b\u0026amp;_ss=r\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eIntroducing Refer:\u003ca href=\"http:\/\/bbs.mf8-china.com\/forum.php?mod=viewthread\u0026amp;tid=118948\u0026amp;extra=page%3D1\" rel=\"noopener\" target=\"_blank\"\u003e http:\/\/bbs.mf8-china.com\/forum.php?mod=viewthread\u0026amp;tid=118948\u0026amp;extra=page%3D1\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eSize: 6.6cm\u003cbr\u003eMaterial: ABS\u003cbr\u003econdition: 100% Brand New\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eEnjoy !\u003c\/p\u003e","brand":"MF8","offers":[{"title":"Prototype","offer_id":56693389033845,"sku":"mf8-Quantum-V3","price":1000.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/20260127150434_638_171.jpg?v=1769498147"},{"product_id":"mf8-4x5x6-v2-pt","title":"MF8 4x5x6 V2 (Prototype）","description":"\u003cp\u003eBrand Name: MF8\u003cbr\u003eItem Name: 456 V2\u003cbr\u003eSize: 7.6x6.1x9.2cm\u003cbr\u003eWeight: 227.6g\u003cbr\u003eMaterial: ABS\u003cbr\u003eCondition: 100% Brand New\u003cbr\u003e\u003cbr\u003e\u003cspan class=\"HwtZe\" lang=\"en\"\u003e\u003cspan class=\"jCAhz ChMk0b\"\u003e\u003cspan class=\"ryNqvb\"\u003eThe biggest difference for V2 is that the spherical shaft with built-in spring is no longer used, and the internal space is larger, so that the structure can be adjusted and optimized:\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"HwtZe\" lang=\"en\"\u003e\u003cspan class=\"jCAhz ChMk0b\"\u003e\u003cspan class=\"ryNqvb\"\u003e\u003cimg\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/456-4.jpg?v=1749799563\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eHappy cubing !\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MF8","offers":[{"title":"Prototype Clear","offer_id":56693394669941,"sku":null,"price":1000.0,"currency_code":"CNY","in_stock":false},{"title":"Prototype Yellow","offer_id":56693394702709,"sku":null,"price":1000.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/20250617155235.jpg?v=1751868334"},{"product_id":"mf8-quantum-cube-v1-pt","title":"MF8 Quantum Cube v1 Prototype","description":"\u003cp\u003eThis Cube is the first basic one of the Quantum series MF8. Here is the description created by AI:\u003cbr\u003e\u003cbr\u003eIntroducing the Quantum Cube – a truly mind-bending intellectual puzzle that transcends all conventional notions of twisty puzzles. It catapults you into an extraordinary dimension governed by \"Quantum\" principles.\u003cbr\u003eOn the Quantum Cube, classic corner, edge, and even center pieces no longer possess fixed identities or positions. They are capable of mutual transformation, yet this is no mere pure permutation. Crucially, they are not directly interconnected as in traditional cubes; instead, they are filled and joined by numerous, diverse, and often vibrantly colored \"auxiliary pieces.\" Most of these auxiliary pieces are exposed on the cube's surface, fundamentally contributing to its overall color and shape, and are deeply involved in every transformation and interchange.\u003cbr\u003eThis makes the Quantum Cube a living, dynamically evolving composite system. Every turn can trigger multiple \"quantum effects\": the reshaping of piece identities, the synchronous displacement and reconfiguration of auxiliary pieces, and the resulting dramatic changes in shape. You will experience the unparalleled challenge of guiding the cube from order, through extreme fragmentation, and back to its solved state. This is not just about color matching; it's about a profound understanding of structure, identity, and the \"quantum entanglement\" relationships between all its pieces.\u003cbr\u003eThe Quantum Cube is more than a mere toy. It will fundamentally redefine your spatial reasoning, logical deduction, and problem-solving abilities.\u003cbr\u003eCore Quantum Features:\u003cbr\u003e* Identity Superposition \u0026amp; Transformation:\u003cbr\u003e    Corner, edge, and center pieces have fluid identities, transforming into one another, breaking traditional type barriers.\u003cbr\u003e* Composite Structure \u0026amp; Auxiliary Piece Effect:\u003cbr\u003e    Numerous visible auxiliary pieces actively participate in forming the cube's shape and color, serving as crucial bridges for the \"quantum state\" transformations of core pieces.\u003cbr\u003e* Non-Linear Deformation:\u003cbr\u003e    The cube exhibits extreme fragmentation and irregular forms during rotation, with each move potentially triggering cascading structural reconfigurations.\u003cbr\u003e* Dynamic Geometric Enigma:\u003cbr\u003e    Challenge your ultimate ability to simultaneously manage color, shape, piece type, and the intricate relationships of all auxiliary pieces.\u003cbr\u003e\u003cbr\u003eRefer: \u003ca rel=\"noopener\" href=\"http:\/\/bbs.mf8-china.com\/forum.php?mod=viewthread\u0026amp;tid=118903\u0026amp;extra=page%3D1\" target=\"_blank\"\u003ehttp:\/\/bbs.mf8-china.com\/forum.php?mod=viewthread\u0026amp;tid=118903\u0026amp;extra=page%3D1\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eSize: 6.6cm\u003cbr\u003eWeight: 186.3g\u003cbr\u003eMaterial: ABS\u003cbr\u003econdition: 100% Brand New\u003cbr\u003e\u003cbr\u003eEnjoy\u003c\/p\u003e","brand":"MF8","offers":[{"title":"Prototype","offer_id":56693397160309,"sku":"mf8-Quantum-Proto2","price":1000.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/2025-08-17_154007_463.jpg?v=1757504835"},{"product_id":"mf8-quantum-cube-v2-pt","title":"MF8 Quantum Cube V2（Prototype）","description":"\u003cp\u003eThe V2 version of the Quantum cube:\u003cbr\u003e\u003cbr\u003e\u003ca href=\"https:\/\/cubein.cn\/products\/mf8-quantum-cube?_pos=1\u0026amp;_sid=dfa75740b\u0026amp;_ss=r\" target=\"_blank\" rel=\"noopener\"\u003ehttps:\/\/cubein.cn\/products\/mf8-quantum-cube?_pos=1\u0026amp;_sid=dfa75740b\u0026amp;_ss=r\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eIntroducing Refer:\u003ca href=\"http:\/\/bbs.mf8-china.com\/forum.php?mod=viewthread\u0026amp;tid=118948\u0026amp;extra=page%3D1\" rel=\"noopener\" target=\"_blank\"\u003e http:\/\/bbs.mf8-china.com\/forum.php?mod=viewthread\u0026amp;tid=118948\u0026amp;extra=page%3D1\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003eSize: 6.6cm\u003cbr\u003eMaterial: ABS\u003cbr\u003econdition: 100% Brand New\u003cbr\u003e\u003cbr\u003eEnjoy\u003c\/p\u003e","brand":"MF8","offers":[{"title":"Prototype","offer_id":56693403943285,"sku":"MF8-Quantum-II-TR","price":1000.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/IMG_20251022_155717_1.jpg?v=1762250182"},{"product_id":"mf8-spherical-bauhinia-dodecahedron-prototype","title":"MF8 Spherical Bauhinia Dodecahedron（Prototype）","description":"\u003cdiv class=\"detailmodule_dynamic\"\u003e\n\u003cdiv class=\"product__description rte quick-add-hidden\"\u003e\n\u003cdiv class=\"product__description rte quick-add-hidden\"\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003ePrototype cube for MF8 Spherical Bauhinia Dodecahedron. This cube is really extremely rare. Don't miss this chance to have one.\u003cbr\u003e\u003cbr\u003eBrand Name: MF8\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003eItem Name: Bauhinia Dodecahedron Ball\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003eØ Size:  7.5 cm\u003cbr\u003eN.Weight: g\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003eG.Weight: g\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003eMaterial: ABS\u003cbr\u003eCondition: 100% Brand new  (Without stickers)\u003c\/div\u003e\n\u003cdiv class=\"detailmodule_dynamic\"\u003e \u003c\/div\u003e\n\u003cbr\u003eEnjoy !\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e","brand":"MF8","offers":[{"title":"Prototype","offer_id":56885853782389,"sku":"MF8-ZJH-BALL-PT","price":1000.0,"currency_code":"CNY","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0620\/5053\/3559\/files\/IMG_0061.jpg?v=1773488845"}],"url":"https:\/\/cubein.cn\/collections\/prototype.oembed","provider":"CubeIn","version":"1.0","type":"link"}