Nemesizer
 





Sort by:

Show


Loading...
Luna Sarfati (2023SARF01) has 84 nemeses in the world:



WCA ID Name
  • 2011MAHT02: Natthaphat Mahtani (ณัฐภัทร จี มาทานี)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269288)
2011MAHT02 Natthaphat Mahtani (ณัฐภัทร จี มาทานี)
View Natthaphat Mahtani (ณัฐภัทร จี มาทานี)'s WCA profile
Compare Natthaphat Mahtani (ณัฐภัทร จี มาทานี) with Luna Sarfati
  • 2013EGDA01: Daniel Vædele Egdal
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269905)
2013EGDA01 Daniel Vædele Egdal
View Daniel Vædele Egdal's WCA profile
Compare Daniel Vædele Egdal with Luna Sarfati
  • 2013EGDA02: Martin Vædele Egdal
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272626)
2013EGDA02 Martin Vædele Egdal
View Martin Vædele Egdal's WCA profile
Compare Martin Vædele Egdal with Luna Sarfati
  • 2013OLSZ02: Piotr Olszewski
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (265784)
2013OLSZ02 Piotr Olszewski
View Piotr Olszewski's WCA profile
Compare Piotr Olszewski with Luna Sarfati
  • 2013SAVA01: Harry Savage
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269390)
2013SAVA01 Harry Savage
View Harry Savage's WCA profile
Compare Harry Savage with Luna Sarfati
  • 2013WALL03: Daniel Wallin
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270489)
2013WALL03 Daniel Wallin
View Daniel Wallin's WCA profile
Compare Daniel Wallin with Luna Sarfati
  • 2014CHIC01: Christopher Chi
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269548)
2014CHIC01 Christopher Chi
View Christopher Chi's WCA profile
Compare Christopher Chi with Luna Sarfati
  • 2014FRIT02: Oliver Fritz
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (271188)
2014FRIT02 Oliver Fritz
View Oliver Fritz's WCA profile
Compare Oliver Fritz with Luna Sarfati
  • 2014GERB01: Henri Gerber
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269959)
2014GERB01 Henri Gerber
View Henri Gerber's WCA profile
Compare Henri Gerber with Luna Sarfati
  • 2014HOLU01: Lev Golub (Лев Голуб)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270210)
2014HOLU01 Lev Golub (Лев Голуб)
View Lev Golub (Лев Голуб)'s WCA profile
Compare Lev Golub (Лев Голуб) with Luna Sarfati
  • 2014KOUL01: Sukant Koul
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (3)
  • See who I nemesize (264982)
2014KOUL01 Sukant Koul
View Sukant Koul's WCA profile
Compare Sukant Koul with Luna Sarfati
  • 2014MAUR06: Lorenzo Mauro
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268715)
2014MAUR06 Lorenzo Mauro
View Lorenzo Mauro's WCA profile
Compare Lorenzo Mauro with Luna Sarfati
  • 2014SCHW02: Fabio Schwandt
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (1)
  • See who I nemesize (269546)
2014SCHW02 Fabio Schwandt
View Fabio Schwandt's WCA profile
Compare Fabio Schwandt with Luna Sarfati
  • 2014WENW01: Wong Chong Wen (黄崇文)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (265225)
2014WENW01 Wong Chong Wen (黄崇文)
View Wong Chong Wen (黄崇文)'s WCA profile
Compare Wong Chong Wen (黄崇文) with Luna Sarfati
  • 2015CHER07: Tommy Cherry
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272424)
2015CHER07 Tommy Cherry
View Tommy Cherry's WCA profile
Compare Tommy Cherry with Luna Sarfati
  • 2015EWER01: Helmer Ewert
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268735)
2015EWER01 Helmer Ewert
View Helmer Ewert's WCA profile
Compare Helmer Ewert with Luna Sarfati
  • 2015FUSH01: Firstian Fushada (符逢城)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272401)
2015FUSH01 Firstian Fushada (符逢城)
View Firstian Fushada (符逢城)'s WCA profile
Compare Firstian Fushada (符逢城) with Luna Sarfati
  • 2015KUCA01: Carter Kucala
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272254)
2015KUCA01 Carter Kucala
View Carter Kucala's WCA profile
Compare Carter Kucala with Luna Sarfati
  • 2015MACK06: Zeke Mackay
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (271908)
2015MACK06 Zeke Mackay
View Zeke Mackay's WCA profile
Compare Zeke Mackay with Luna Sarfati
  • 2015QUAN03: Ng Jia Quan (黄佳铨)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272081)
2015QUAN03 Ng Jia Quan (黄佳铨)
View Ng Jia Quan (黄佳铨)'s WCA profile
Compare Ng Jia Quan (黄佳铨) with Luna Sarfati
  • 2015SUMT01: Timothy Kong Wing Sum (江永琛)
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (4)
  • See who I nemesize (265150)
2015SUMT01 Timothy Kong Wing Sum (江永琛)
View Timothy Kong Wing Sum (江永琛)'s WCA profile
Compare Timothy Kong Wing Sum (江永琛) with Luna Sarfati
  • 2015WITM01: Mattheo de Wit
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269994)
2015WITM01 Mattheo de Wit
View Mattheo de Wit's WCA profile
Compare Mattheo de Wit with Luna Sarfati
  • 2016AQUI02: Jose Polorhenzo Aquino
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (6)
  • See who I nemesize (267039)
2016AQUI02 Jose Polorhenzo Aquino
View Jose Polorhenzo Aquino's WCA profile
Compare Jose Polorhenzo Aquino with Luna Sarfati
  • 2016BARO04: Ben Baron
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272275)
2016BARO04 Ben Baron
View Ben Baron's WCA profile
Compare Ben Baron with Luna Sarfati
  • 2016CAST48: Timothy Castle
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (2)
  • See who I nemesize (268752)
2016CAST48 Timothy Castle
View Timothy Castle's WCA profile
Compare Timothy Castle with Luna Sarfati
  • 2016CHAP04: Stanley Chapel
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272561)
2016CHAP04 Stanley Chapel
View Stanley Chapel's WCA profile
Compare Stanley Chapel with Luna Sarfati
  • 2016CHEU04: Andy Mok Man Cheuk (莫文卓)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269285)
2016CHEU04 Andy Mok Man Cheuk (莫文卓)
View Andy Mok Man Cheuk (莫文卓)'s WCA profile
Compare Andy Mok Man Cheuk (莫文卓) with Luna Sarfati
  • 2016DEXT01: Riley Dexter
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (1)
  • See who I nemesize (269804)
2016DEXT01 Riley Dexter
View Riley Dexter's WCA profile
Compare Riley Dexter with Luna Sarfati
  • 2016GOTT01: Benjamin Gottschalk
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (1)
  • See who I nemesize (264951)
2016GOTT01 Benjamin Gottschalk
View Benjamin Gottschalk's WCA profile
Compare Benjamin Gottschalk with Luna Sarfati
  • 2016HARP02: Nico Harper (李有為)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (264303)
2016HARP02 Nico Harper (李有為)
View Nico Harper (李有為)'s WCA profile
Compare Nico Harper (李有為) with Luna Sarfati
  • 2016HART02: Sean Hartman
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (3)
  • See who I nemesize (269413)
2016HART02 Sean Hartman
View Sean Hartman's WCA profile
Compare Sean Hartman with Luna Sarfati
  • 2016HOUG01: Levin Houghton
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (2)
  • See who I nemesize (267763)
2016HOUG01 Levin Houghton
View Levin Houghton's WCA profile
Compare Levin Houghton with Luna Sarfati
  • 2016HUNG08: Lim Hung (林弘)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (266863)
2016HUNG08 Lim Hung (林弘)
View Lim Hung (林弘)'s WCA profile
Compare Lim Hung (林弘) with Luna Sarfati
  • 2016JENS09: William Jensen
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (271277)
2016JENS09 William Jensen
View William Jensen's WCA profile
Compare William Jensen with Luna Sarfati
  • 2016JONE04: Jode Brewster
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268965)
2016JONE04 Jode Brewster
View Jode Brewster's WCA profile
Compare Jode Brewster with Luna Sarfati
  • 2016KELL10: Adam Marcellus Kelly
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268894)
2016KELL10 Adam Marcellus Kelly
View Adam Marcellus Kelly's WCA profile
Compare Adam Marcellus Kelly with Luna Sarfati
  • 2016KELL12: Simon Kellum
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269362)
2016KELL12 Simon Kellum
View Simon Kellum's WCA profile
Compare Simon Kellum with Luna Sarfati
  • 2016MORA24: Sean Moran
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (266924)
2016MORA24 Sean Moran
View Sean Moran's WCA profile
Compare Sean Moran with Luna Sarfati
  • 2016PFEI01: Jack Pfeifer
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270307)
2016PFEI01 Jack Pfeifer
View Jack Pfeifer's WCA profile
Compare Jack Pfeifer with Luna Sarfati
  • 2016PILA03: Ryan Pilat
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272842)
2016PILA03 Ryan Pilat
View Ryan Pilat's WCA profile
Compare Ryan Pilat with Luna Sarfati
  • 2016SZAN01: Szabolcs Szántai
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268295)
2016SZAN01 Szabolcs Szántai
View Szabolcs Szántai's WCA profile
Compare Szabolcs Szántai with Luna Sarfati
  • 2016TRAG01: Parker Trager
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270134)
2016TRAG01 Parker Trager
View Parker Trager's WCA profile
Compare Parker Trager with Luna Sarfati
  • 2017AGGA01: Sameer Aggarwal
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (271046)
2017AGGA01 Sameer Aggarwal
View Sameer Aggarwal's WCA profile
Compare Sameer Aggarwal with Luna Sarfati
  • 2017BRYA06: Aedan Bryant
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (267588)
2017BRYA06 Aedan Bryant
View Aedan Bryant's WCA profile
Compare Aedan Bryant with Luna Sarfati
  • 2017CHAM09: Cham J. Chambers
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270391)
2017CHAM09 Cham J. Chambers
View Cham J. Chambers's WCA profile
Compare Cham J. Chambers with Luna Sarfati
  • 2017GARR05: Luke Garrett
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (272959)
2017GARR05 Luke Garrett
View Luke Garrett's WCA profile
Compare Luke Garrett with Luna Sarfati
  • 2017GOLU01: Theo Goluboff
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (271520)
2017GOLU01 Theo Goluboff
View Theo Goluboff's WCA profile
Compare Theo Goluboff with Luna Sarfati
  • 2017MAND13: Francisco Moraes Mandalozzo
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269817)
2017MAND13 Francisco Moraes Mandalozzo
View Francisco Moraes Mandalozzo's WCA profile
Compare Francisco Moraes Mandalozzo with Luna Sarfati
  • 2017MAZH04: Zhiyuan Ma (马之元)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269350)
2017MAZH04 Zhiyuan Ma (马之元)
View Zhiyuan Ma (马之元)'s WCA profile
Compare Zhiyuan Ma (马之元) with Luna Sarfati
  • 2017PABI01: Magdalena Pabisz
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269471)
2017PABI01 Magdalena Pabisz
View Magdalena Pabisz's WCA profile
Compare Magdalena Pabisz with Luna Sarfati
  • 2017PARK05: DongSoo Park (박동수)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269383)
2017PARK05 DongSoo Park (박동수)
View DongSoo Park (박동수)'s WCA profile
Compare DongSoo Park (박동수) with Luna Sarfati
  • 2017PIHE01: Remo Pihel
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (1)
  • See who I nemesize (266936)
2017PIHE01 Remo Pihel
View Remo Pihel's WCA profile
Compare Remo Pihel with Luna Sarfati
  • 2017RICH02: Braden Richards
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268272)
2017RICH02 Braden Richards
View Braden Richards's WCA profile
Compare Braden Richards with Luna Sarfati
  • 2017SANK04: Vishwa Sankar
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (264385)
2017SANK04 Vishwa Sankar
View Vishwa Sankar's WCA profile
Compare Vishwa Sankar with Luna Sarfati
  • 2017SIAU02: Max Siauw
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270692)
2017SIAU02 Max Siauw
View Max Siauw's WCA profile
Compare Max Siauw with Luna Sarfati
  • 2017SWOR01: Noah Swor
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (271746)
2017SWOR01 Noah Swor
View Noah Swor's WCA profile
Compare Noah Swor with Luna Sarfati
  • 2017WURY01: Ryan Wu
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (4)
  • See who I nemesize (268748)
2017WURY01 Ryan Wu
View Ryan Wu's WCA profile
Compare Ryan Wu with Luna Sarfati
  • 2018ADAM06: Brayden Adams
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (7)
  • See who I nemesize (265647)
2018ADAM06 Brayden Adams
View Brayden Adams's WCA profile
Compare Brayden Adams with Luna Sarfati
  • 2018BOHA01: Alex Bohac
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (266086)
2018BOHA01 Alex Bohac
View Alex Bohac's WCA profile
Compare Alex Bohac with Luna Sarfati
  • 2018BOND03: Pavlo Bondar (Павло Бондар)
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (1)
  • See who I nemesize (268353)
2018BOND03 Pavlo Bondar (Павло Бондар)
View Pavlo Bondar (Павло Бондар)'s WCA profile
Compare Pavlo Bondar (Павло Бондар) with Luna Sarfati
  • 2018CREE01: Kerry Creech
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269550)
2018CREE01 Kerry Creech
View Kerry Creech's WCA profile
Compare Kerry Creech with Luna Sarfati
  • 2018GRAH05: Kate Grahame
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268388)
2018GRAH05 Kate Grahame
View Kate Grahame's WCA profile
Compare Kate Grahame with Luna Sarfati
  • 2018HAMK01: Jakub Hamkało
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (3)
  • See who I nemesize (264941)
2018HAMK01 Jakub Hamkało
View Jakub Hamkało's WCA profile
Compare Jakub Hamkało with Luna Sarfati
  • 2018KHAN26: Hassan Khanani
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269424)
2018KHAN26 Hassan Khanani
View Hassan Khanani's WCA profile
Compare Hassan Khanani with Luna Sarfati
  • 2018RUSH01: Daniel Rush
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (267897)
2018RUSH01 Daniel Rush
View Daniel Rush's WCA profile
Compare Daniel Rush with Luna Sarfati
  • 2018STOK01: Ben Stokes
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (3)
  • See who I nemesize (268259)
2018STOK01 Ben Stokes
View Ben Stokes's WCA profile
Compare Ben Stokes with Luna Sarfati
  • 2018WROT01: Brayden Wroten
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270991)
2018WROT01 Brayden Wroten
View Brayden Wroten's WCA profile
Compare Brayden Wroten with Luna Sarfati
  • 2019BELL10: Jack Bellomy
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (264759)
2019BELL10 Jack Bellomy
View Jack Bellomy's WCA profile
Compare Jack Bellomy with Luna Sarfati
  • 2019CHAU12: Zayd Chaudhry
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (267755)
2019CHAU12 Zayd Chaudhry
View Zayd Chaudhry's WCA profile
Compare Zayd Chaudhry with Luna Sarfati
  • 2019GUNT04: Timo Günthardt
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268254)
2019GUNT04 Timo Günthardt
View Timo Günthardt's WCA profile
Compare Timo Günthardt with Luna Sarfati
  • 2019LENS01: Magnus Lensch
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (265441)
2019LENS01 Magnus Lensch
View Magnus Lensch's WCA profile
Compare Magnus Lensch with Luna Sarfati
  • 2019MORG10: Danny Morgan
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270263)
2019MORG10 Danny Morgan
View Danny Morgan's WCA profile
Compare Danny Morgan with Luna Sarfati
  • 2019PEAR02: Viktor Pearl
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (14)
  • See who I nemesize (265446)
2019PEAR02 Viktor Pearl
View Viktor Pearl's WCA profile
Compare Viktor Pearl with Luna Sarfati
  • 2019PETT01: Canyon Pettitt
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (2)
  • See who I nemesize (268639)
2019PETT01 Canyon Pettitt
View Canyon Pettitt's WCA profile
Compare Canyon Pettitt with Luna Sarfati
  • 2019STOU02: Ivo Stoutjesdijk
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270226)
2019STOU02 Ivo Stoutjesdijk
View Ivo Stoutjesdijk's WCA profile
Compare Ivo Stoutjesdijk with Luna Sarfati
  • 2019YANG94: Cian-Jyun Yang (楊謙君)
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269127)
2019YANG94 Cian-Jyun Yang (楊謙君)
View Cian-Jyun Yang (楊謙君)'s WCA profile
Compare Cian-Jyun Yang (楊謙君) with Luna Sarfati
  • 2020MCDO01: Jack McDougall
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269318)
2020MCDO01 Jack McDougall
View Jack McDougall's WCA profile
Compare Jack McDougall with Luna Sarfati
  • 2021DUNA01: Brendyn Dunagan
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (269892)
2021DUNA01 Brendyn Dunagan
View Brendyn Dunagan's WCA profile
Compare Brendyn Dunagan with Luna Sarfati
  • 2021ELIA01: Niklas Aasen Eliasson
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (270759)
2021ELIA01 Niklas Aasen Eliasson
View Niklas Aasen Eliasson's WCA profile
Compare Niklas Aasen Eliasson with Luna Sarfati
  • 2021KULA02: Maksymilian Kulas
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (268636)
2021KULA02 Maksymilian Kulas
View Maksymilian Kulas's WCA profile
Compare Maksymilian Kulas with Luna Sarfati
  • 2021LEMP01: Luukas Lempinen
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (267623)
2021LEMP01 Luukas Lempinen
View Luukas Lempinen's WCA profile
Compare Luukas Lempinen with Luna Sarfati
  • 2021PHIL05: Nathan Phillips
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (1)
  • See who I nemesize (266920)
2021PHIL05 Nathan Phillips
View Nathan Phillips's WCA profile
Compare Nathan Phillips with Luna Sarfati
  • 2022PART02: Daniel Partridge
  • View WCA profile
  • Head to head with 2023SARF01
  • See who I nemesize (271204)
2022PART02 Daniel Partridge
View Daniel Partridge's WCA profile
Compare Daniel Partridge with Luna Sarfati
  • 2023SAND02: Mark Sander
  • View WCA profile
  • Head to head with 2023SARF01
  • See my nemeses (8)
  • See who I nemesize (267899)
2023SAND02 Mark Sander
View Mark Sander's WCA profile
Compare Mark Sander with Luna Sarfati


Based on data export from 2nd December 2025
Please report bugs or feature requests to bugs@nemesizer.com




Rubik's cubes puzzles rubiks cubes worldcubeassociation twisty puzzles puzzle. pyraminx megaminx square one skeb rubik's clock