20 Island
1 Blockade Runner
1 Brainstorm
2 Cloak of Mists
1 Coastal Piracy
1 Coral Fighters
4 Counterspell
1 Curiosity
2 Impulse
1 Invisibility
1 Lord of Atlantis
1 Mana Drain
4 Merfolk Looter
4 Merfolk of the Pearl Trident
2 Merfolk Traders
1 Mystical Tutor
2 Sandbar Merfolk
2 Shadow Rift
1 Sol Ring
1 Stroke of Genius
2 Sunken City
2 Thalakos Seer
2 Tidal Warrior
1 Zhuge Jin, Wu Strategist
Sideboard:
1 Annul
1 Blue Elemental Blast
1 Brilliant Plan
1 Capsize
1 Curfew
1 Diplomatic Immunity
1 Dream Halls
2 Fishliver Oil
1 Flux
1 Forbid
3 Frantic Search
1 Intruder Alarm
4 Lotus Petal
1 Manta Riders
3 Merfolk Raiders
1 Reality Ripple
1 Reef Pirates
1 Saprazzan Outrigger
3 Shrieking Drake
1 Steal Artifact
1 Teferi's Realm
1 Teferi's Veil
1 Unsummon
1 War Tax
1 Windfall