1 Halimar Depths
36 Island
1 Annul
1 Aqueous Form
1 Breaching Hippocamp
1 Caller of Gales
1 Cancel
1 Coral Merfolk
1 Counterspell
1 Crackling Triton
1 Curiosity
1 Cursecatcher
1 Deepwater Hypnotist
1 Deprive
1 Dispel
1 Dissipate
1 Dreadwaters
1 Enclave Elite
1 Flitterstep Eidolon
1 Frostwind Invoker
1 Ink Dissolver
1 Inquisitor's Flail
1 Jace's Phantasm
1 Kraken of the Straits
1 Lord of Atlantis
1 Ludevic's Test Subject // Ludevic's Abomination
1 Maritime Guard
1 Merfolk Looter
1 Merfolk Sovereign
1 Merfolk Spy
1 Merfolk Thaumaturgist
1 Merrow Harbinger
1 Merrow Wavebreakers
1 Narcolepsy
1 Negate
1 Nullify
1 Quest for Ancient Secrets
1 Remove Soul
1 Robe of Mirrors
1 Scroll Thief
1 Sculpting Steel
1 Sea God's Revenge
1 Sealock Monster
1 Seascape Aerialist
1 Sejiri Merfolk
1 Sigil Tracer
1 Simic Fluxmage
1 Skygames
1 Sphinx's Disciple
1 Spreading Seas
1 Stonybrook Banneret
1 Streambed Aquitects
1 Thassa, God of the Sea
1 Thassa's Emissary
1 Thunderheads
1 Tideshaper Mystic
1 Tower of Champions
1 Triton Fortune Hunter
1 Triton Shorestalker
1 Triton Shorethief
1 Turn Aside
1 Walking Atlas
1 Wanderwine Prophets
1 Wavecrash Triton
1 Wilderness Hypnotist
Sideboard: