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.
Pia, Aether Ascetic
Jhoira, Weatherlight Captain
Ekthi, Contaminator Priest
Carth the Lion
Sauron, the Dark Lord
Sauron, Lord of the Rings
Q, Stacking the Deck
Neriv, Heart of the Storm
Omnath, Locus of the Void
Jan Jansen, Chaos Crafter
The Mindskinner
Firesong and Sunspeaker
Ty Lee, Artful Acrobat
Silas Renn, Seeker Adept
Ich-Tekik, Salvage Splicer
The Tarrasque
Ingris Stingerquill
Jon Irenicus, Shattered One
Liberty Prime, Recharged
Old Rutstein
Urabrask, Heretic Praetor
Arwen, Weaver of Hope