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.
Kinnan, Bonder Prodigy
Niv-Mizzet, Guildpact
Inspirit, Flagship Vessel
Lightning, Army of One
The Gitrog, Ravenous Ride
Agatha of the Vile Cauldron
Shilgengar, Sire of Famine
Xavier Sal, Infested Captain
Zacama, Primal Calamity
Bosh, Iron Golem
Mister Immortal
Noble Heritage
Wilson, Refined Grizzly
Gandalf, Friend of the Shire
Hildibrand Manderville // Gentleman's Rise
Glarb, Calamity's Augur
Leonardo, the Balance
Greymond, Avacyn's Stalwart
Gargos, Vicious Watcher
Arwen, Weaver of Hope
Sauron, the Dark Lord
Vraska, Soul of Stone
Commander William Riker