These decks are shared by the community and already available to pick in any game lobby, so there's no need to clone one just to play it. Clone a deck only if you want to customize it or use it as a starting point for building your own.
Kilo, Apogee Mind
Ashling, the Limitless
Auntie Ool, Cursewretch
Heroes in a Half Shell
Zimone, Infinite Analyst
Quintorius, History Chaser
Rootha, Mastering the Moment
T'Challa, the Black Panther
Mister Fantastic
Doctor Doom, King of Latveria
Captain America, Team Leader
Zurgo Stormrender
Arni Metalbrow
Shilgengar, Sire of Famine
Kyler, Sigardian Emissary
Archelos, Lagoon Mystic
Smaug the Impenetrable
Esika, God of the Tree // The Prismatic Bridge
Edric, Spymaster of Trest
Fire Lord Zuko
Slimefoot and Squee
Maular, the Next Evolution
Dionus, Elvish Archdruid
Helga, Skittish Seer