Simic Midrange
A Pioneer deck, by Daniel King
1st place at a tournament in Little Rock, Arkansas, United States on 2019-11-23
As reported at http://www.starcitygames.com

Maindeck:

Creatures
2 Brazen Borrower
4 Elvish Mystic
4 Llanowar Elves
4 Lovestruck Beast
4 Steel Leaf Champion

Instants
4 Once Upon a Time (Banned in Pioneer)
4 Stubborn Denial

Legendary Creatures
3 Questing Beast
2 Rhonas the Indomitable
1 Surrak, the Hunt Caller
1 Yorvo, Lord of Garenbrig

Legendary Planeswalkers
4 Oko, Thief of Crowns (Banned in Pioneer)
2 Vivien, Arkbow Ranger

Basic Lands
7 Forest

Lands
4 Botanical Sanctum
4 Breeding Pool
2 Hashep Oasis
4 Yavimaya Coast

Sideboard:
3 Lifecrafter's Bestiary
2 Reclamation Sage
1 Scavenging Ooze
1 Feed the Clan
1 Heroic Intervention
2 Unsubstantiate
1 Questing Beast
2 Hunt the Hunter
2 Sleep