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.
Edgar Markov
Dyadrine, Synthesis Amalgam
Gandalf, Party Guest
The Wandering Minstrel
Baba Lysaga, Night Witch
Intet, the Dreamer
Captain N'ghathrod
Saruman, the White Hand
Najeela, the Blade-Blossom
Istvan, Butcher of Eln
Urza, Lord High Artificer
Beorn the Fierce
Annie Flash, the Veteran
The Great Goblin
Szarel, Genesis Shepherd
The Swarmweaver
Jon Irenicus, Shattered One
The Scarlet Witch
Etali, Primal Conqueror // Etali, Primal Sickness
Zhulodok, Void Gorger
Tsagan, Raider Warlord
Zenos yae Galvus // Shinryu, Transcendent Rival