2 Bloodstained Mire
3 Marsh Flats
3 Overgrown Tomb
4 Polluted Delta
1 Swamp
3 Verdant Catacombs
3 Watery Grave
2 Carrion Feeder
4 Creeping Chill
4 Glimpse the Unthinkable
4 Gravecrawler
4 Hedron Crab
1 Memory Sluice
2 Merfolk Secretkeeper // Venture Deeper
4 Narcomoeba
4 Once Upon a Time
4 Prized Amalgam
4 Stitcher's Supplier
4 Vengevine
Sideboard:
2 Collective Brutality
1 Damping Sphere
3 Force of Negation
4 Leyline of the Void
2 Nature's Claim
3 Oko, Thief of Crowns