Elves
A Modern deck, by Brent Clift
1st place at a tournament in Cincinnati, Ohio, United States on 2018-03-25

Maindeck:

Creatures
4 Devoted Druid
4 Dwynen's Elite
4 Elvish Archdruid
4 Elvish Mystic
1 Eternal Witness
4 Heritage Druid
4 Llanowar Elves
3 Nettle Sentinel
1 Selfless Spirit
1 Vizier of Remedies

Instants
4 Chord of Calling
4 Collected Company

Legendary Creatures
4 Ezuri, Renegade Leader

Basic Lands
3 Forest

Lands
4 Cavern of Souls
2 Horizon Canopy
4 Razorverge Thicket
1 Temple Garden
1 Westvale Abbey
2 Windswept Heath

Legendary Lands
1 Pendelhaven (Not currently legal in Modern)

Sideboard:
1 Phyrexian Revoker
1 Burrenton Forge-Tender
1 Chameleon Colossus
1 Elvish Champion
1 Kitchen Finks
1 Loaming Shaman
1 Reclamation Sage
1 Scavenging Ooze
1 Eidolon of Rhetoric
1 Fracturing Gust
2 Path to Exile
1 Kataki, War's Wage
1 Thrun, the Last Troll
1 Nissa, Voice of Zendikar