4 Breeding Pool
4 Drowned Catacomb
4 Fabled Passage
2 Forest
4 Hinterland Harbor
2 Island
4 Overgrown Tomb
2 Swamp
4 Watery Grave
4 Woodland Cemetery
4 Zagoth Triome
1 Companion
2 Erebos's Intervention
2 Explore
3 Extinction Event
4 Growth Spiral
3 Heartless Act
2 Hydroid Krasis
2 Maelstrom Pulse
4 Narset, Parter of Veils
4 Nissa, Who Shakes the World
4 Omen of the Sea
2 Thought Erasure
4 Thoughtseize
2 Ugin, the Spirit Dragon
4 Uro, Titan of Nature's Wrath
1 Yorion, Sky Nomad
Sideboard:
2 Casualties of War
2 Cry of the Carnarium
2 Disdainful Stroke
2 Elder Gargaroth
1 Extinction Event
3 Negate
2 Shark Typhoon
1 Yorion, Sky Nomad