Decree of Annihilation 
Sorcery
Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands.
Cycling 
(, Discard this card: Draw a card.)
When you cycle this card, destroy all lands.
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyLEGALvintageLEGALcommanderLEGAL