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.
Arwen, Weaver of Hope
Kenrith, the Returned King
Clement, the Worrywort
Shigeki, Jukai Visionary
Obzedat, Ghost Council
Auntie Ool, Cursewretch
Y'shtola, Night's Blessed
Ureni of the Unwritten
Ulalek, Fused Atrocity
Bruce Banner // The Incredible Hulk
Kotis, the Fangkeeper
Lathril, Blade of the Elves
Shirei, Shizo's Caretaker
Chief of the Wilds
Seshiro the Anointed
Chishiro, the Shattered Blade
Okaun, Eye of Chaos
Zndrsplt, Eye of Wisdom
Brigid, Clachan's Heart // Brigid, Doun's Mind
Tidus, Yuna's Guardian