4 Biomathematician
4 Ephemerate
3 Thassa, Deep-Dwelling
Sideboard:
1 Acrobatic Maneuver
1 Archaeomancer
1 Augur of Bolas
1 Barbed Spike
1 Blade Splicer
4 Emergent Sequence
1 Eternal Witness
1 Fiend Hunter
1 Flickerwisp
1 Kogla, the Titan Ape
1 Mulldrifter
1 Nest Invader
1 Precursor Golem
1 Reveillark
1 Subtlety
1 Sword of Hearth and Home
1 Timeless Witness
1 Wall of Roots