Most played cards in R/G Land Destruction:

3 Decks
Birds of Paradise
12 copies - 4 average
Snow-Covered Mountain
10 copies - 3.33 average
Snow-Covered Forest
9 copies - 3 average
Magus of the Moon
8 copies - 2.67 average
8 copies - 2.67 average
Tarmogoyf
8 copies - 2.67 average
Treetop Village
8 copies - 2.67 average
Fulminator Mage
8 copies - 2.67 average
Wall of Roots
8 copies - 2.67 average
Karplusan Forest
8 copies - 2.67 average
Deus of Calamity
8 copies - 2.67 average
Fire-Lit Thicket
8 copies - 2.67 average
Avalanche Riders
8 copies - 2.67 average
Raking Canopy
4 copies - 1.33 average
Skred
4 copies - 1.33 average
Llanowar Elves
4 copies - 1.33 average
Ohran Viper
4 copies - 1.33 average
Naturalize
4 copies - 1.33 average
Kitchen Finks
4 copies - 1.33 average
Cryoclasm
4 copies - 1.33 average