Here’s where the new set shines. We have…
Okay, only a couple of these are no-brainers. The rest… curve considerations and such…
How about this?
[deck]
[creatures]
4 Kumena’s Speaker
4 Merfolk Branchwalker
4 Silvergill Adept
4 Metallic Mimic
4 Merfolk Mistbinder
2 Kopala, Warden of Waves
4 Kumena, Tyrant of Orazca
3 Tempest Caller
[/creatures]
[spells]
4 Unsummon
4 Deeproot Waters
[/spells]
[lands]
4 Botanical Sanctum
4 Woodland Stream
8 Island
7 Forest
[/lands]
[/deck]
Of course I completely forgot [card]Unclaimed Territory[/card], which could easily replace a number of Forests and / or Woodland Streams here.