Mono-Green Land Destruction
A Modern deck, by Michael Neilson
3rd place at a tournament in Frankenmuth, Michigan, United States on 2020-02-15
As reported at http://www.starcitygames.com

Maindeck:

Artifacts
3 Trinisphere

Creatures
4 Arbor Elf
1 Elvish Mystic
4 Eternal Witness
1 Llanowar Elves
1 Spore Frog

Enchantments
4 Utopia Sprawl

Instants
3 Once Upon a Time (Banned in Modern)

Legendary Creatures
3 Nissa, Vastwood Seer

Legendary Planeswalkers
4 Karn, the Great Creator

Sorceries
2 Ancient Stirrings
4 Mwonvuli Acid-Moss
2 Plow Under
4 Primal Command

Basic Snow Lands
17 Snow-Covered Forest

Lands
2 Blast Zone

Legendary Lands
1 Pendelhaven (Not currently legal in Modern)

Sideboard:
1 Conjurer's Closet
1 Ensnaring Bridge
1 Liquimetal Coating
1 Pithing Needle
1 Tormod's Crypt
1 Stonecoil Serpent
1 Walking Ballista
2 Kitchen Finks
3 Beast Within
3 Veil of Summer