Thassa's Merfolk

[ApexPredator]

Thassa's Merfolk 100 cards, 0 sideboard 1 {Thassa, God of the Sea} 1 {Ancient Tomb} 1 {Halimar Depths} 1 {Mutavault} 1 {Soaring Seacliff} 1 {Minamo, School at Water's Edge} 1 {Riptide Laboratory} 1 {Moonring Island} 1 {Temple of the False God} 1 {City of Traitors} 1 {Tolaria West} 1 {Reliquary Tower} 26 {Island} 1 {Cavern of Souls} 38 lands 1 {Tidespout Tyrant} 1 {Inkwell Leviathan} 1 {Gilded Drake} 1 {Phyrexian Metamorph} 1 {Stormtide Leviathan} 1 {Quicksilver Gargantuan} 1 {Phantasmal Image} 1 {Thada Adel, Acquisitor} 1 {Lord of Atlantis} 1 {Empress Galina} 1 {Master of Waves} 1 {Halimar Wavewatch} 1 {Cache Raiders} 1 {Silvergill Adept} 1 {Wake Thrasher} 1 {Augur of Bolas} 1 {Inkfathom Divers} 1 {Sage of Fables} 1 {Lullmage Mentor} 1 {Coralhelm Commander} 1 {Merfolk Sovereign} 1 {Deepchannel Mentor} 1 {Master of the Pearl Trident} 1 {True-Name Nemesis} 1 {Sealock Monster} 1 {Rootwater Shaman} 1 {Talrand, Sky Summoner} 1 {Rootwater Thief} 1 {Merrow Levitator} 1 {Stonybrook Banneret} 1 {Merrow Reejerey} 31 creatures 1 {Blue Sun's Zenith} 1 {Call to the Kindred} 1 {Declaration of Naught} 1 {Take Possession} 1 {Counterspell} 1 {Rewind} 1 {Sol Ring} 1 {Dissipate} 1 {Fact or Fiction} 1 {Last Word} 1 {Cyclonic Rift} 1 {Faerie Trickery} 1 {Omniscience} 1 {Knowledge Exploitation} 1 {Worn Powerstone} 1 {Acquire} 1 {Bribery} 1 {Cryptic Command} 1 {Mind Unbound} 1 {Rite of Replication} 1 {Mystical Tutor} 1 {Logic Knot} 1 {Telemin Performance} 1 {Treachery} 1 {Tamiyo, the Moon Sage} 1 {Thran Dynamo} 1 {Desertion} 1 {Braingeyser} 1 {Dream Leash} 1 {Gather Specimens} 31 other spells Sideboard

[DYMongoose]

I like it! My one criticism is that {Command Tower} is entirely unnecessary since your commander is a single color. Maybe replace it with an islandwalk enabling effect instead? {Spreading Seas}, {Sea's Claim}, etc...)

[Double-O-Scotch]

{city of traitors} is a good replacement...

[ApexPredator]

Bump!

[particle]

{æther vial}