Infect
A Modern deck, by Marc Yeager
1st place at a tournament in Williamsport, Pennsylvania, United States on 2019-08-25
As reported at http://www.starcitygames.com

Maindeck:

Artifact Creatures
1 Spellskite

Creatures
4 Blighted Agent
4 Glistener Elf
4 Noble Hierarch

Instants
1 Become Immense
4 Blossoming Defense
1 Dismember
1 Groundswell
4 Might of Old Krosa
4 Mutagenic Growth
2 Spell Pierce
4 Vines of Vastwood

Sorceries
2 Distortion Strike
4 Scale Up

Basic Snow Lands
3 Snow-Covered Forest

Lands
2 Breeding Pool
4 Inkmoth Nexus
2 Misty Rainforest
1 Verdant Catacombs
2 Waterlogged Grove
2 Windswept Heath
2 Wooded Foothills

Legendary Lands
2 Pendelhaven (Not currently legal in Modern)

Sideboard:
3 Grafdigger's Cage
2 Pithing Needle
1 Ichorclaw Myr
2 Wild Defiance
1 Ceremonious Rejection
1 Dismember
1 Dispel
1 Reality Shift
2 Return to Nature
1 Distortion Strike