G/B Merfolk
Featured by Matt Higgs on 2017-09-21 (Standard)

Maindeck:
3 Forest

Artifact Creatures
2 Verdurous Gearhulk (Not currently legal in Standard)

Creatures
2 Jungle Delver (Not currently legal in Standard)
4 Kumena's Speaker (Not currently legal in Standard)
4 Merfolk Branchwalker (Not currently legal in Standard)
4 Old-Growth Dryads (Not currently legal in Standard)
4 Wanted Scoundrels (Not currently legal in Standard)
4 Winding Constrictor (Not currently legal in Standard)

Legendary Creatures
4 Rishkar, Peema Renegade (Not currently legal in Standard)

Sorceries
3 Driven (Not currently legal in Standard)
3 Duress
4 Harsh Scrutiny (Not currently legal in Standard)

Basic Lands
3 Swamp

Lands
4 Blooming Marsh (Not currently legal in Standard)
3 Fetid Pools (Not currently legal in Standard)
3 Foul Orchard (Not currently legal in Standard)
3 Hashep Oasis (Not currently legal in Standard)
1 Ifnir Deadlands (Not currently legal in Standard)
2 Unclaimed Territory (Not currently legal in Standard)