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.
Celestine, the Living Saint
Tergrid, God of Fright // Tergrid's Lantern
Cosmic Spider-Man
Numot, the Devastator
Sarulf, Realm Eater
Jace, Multiverse Architect
Nicol Bolas, the Ravager // Nicol Bolas, the Arisen
Darigaaz Reincarnated
Lyra, Archangel of Dawn
God-Eternal Oketra
Bruvac the Grandiloquent
Ghalta, Primal Hunger
Xira Arien
Golden Argosy
Korlessa, Scale Singer
Exava, Rakdos Blood Witch
Kydele, Chosen of Kruphix
Giada, Font of Hope
Kwia Vigorbloom
Hofri Ghostforge
Inferno of the Star Mounts
Raggadragga, Goreguts Boss
Rashmi and Ragavan
Belladonna Took