#Commander:
Neerdiv, Devious Diver (j25) 36 #Mill
#Land (1):
Umara Wizard // Umara Skyfalls (znr) 86
#Creature (201):
Sage of the Falls (eld) 63
Tideshaper Mystic (lrw) 93
Jolting Merfolk (nem) 34 #Fading
Bioluminary (unf) 324
Vodalian Mage (fem) 30a
Saprazzan Legate (mmq) 100 #Flying
Harbinger of the Tides (ori) 58 #top10k
Merfolk Pupil (j22) 15
Wilderness Hypnotist (eve) 32
Towering-Wave Mystic (thb) 77 #Mill
Rishadan Dockhand (pmh2) 59s #Landwalk #Islandwalk
Sejiri Merfolk (wwk) 36
Reef Shaman (apc) 29
Swimmer in Nightmares (thb) 275
Sea Gate Loremaster (zen) 63
Rootwater Matriarch (tmp) 83
Wanderwine Prophets (lrw) 95 #top10k #Champion
Coral Commando (rna) 36
Nyxborn Seaguard (thb) 57
River Sneak (xln) 70
Prismwake Merrow (shm) 46 #Flash
Jace's Sentinel (xln) 283
Deepwater Hypnotist (bng) 35 #Inspired
True-Name Nemesis (c13) 63 #top10k
Harbinger of the Seas (mh3) 451 #top10k
Dakra Mystic (jou) 35 #top10k
Kopala, Warden of Waves (xln) 61 #top10k
Wishful Merfolk (eld) 73 #Defender
Empress Galina (inv) 54 #top10k
Saprazzan Bailiff (mmq) 97
Merfolk Thaumaturgist (plc) 56
Merfolk Coralsmith (woe) 60 #Scry
Sandbar Merfolk (usg) 94 #Cycling
Enclave Elite (wwk) 27 #Landwalk #Multikicker #Islandwalk
Library Larcenist (m21) 55
Tempest Harvester (mh3) 73
Merfolk Observer (roe) 76
Surgespanner (lrw) 92 #top10k
Merfolk Sovereign (m10) 62 #top10k
Saltwater Stalwart (bbd) 39
Merfolk Falconer (znr) 69 #Scry #Flying
Svyelun of Sea and Sky (pmh2) 69s #top10k
Merfolk Mesmerist (m12) 66 #Mill
Inkfathom Divers (lrw) 70 #Landwalk #Islandwalk
Tishana's Tidebinder (lci) 335 #top10k #Flash
Tidal Courier (apc) 31
Thada Adel, Acquisitor (wwk) 40 #top10k #Landwalk #Islandwalk
Grimoire Thief (mor) 35
Cursecatcher (shm) 34 #top10k
Sage of Fables (mor) 47 #top10k
Benthic Explorers (all) 24a
Rootwater Thief (nem) 40
Tidal Visionary (inv) 80
Coral Fighters (mir) 59
Deepchannel Mentor (shm) 35 #top10k
Seasinger (fem) 25
Tazeem Roilmage (znr) 84 #Kicker
Benthic Biomancer (rna) 32 #top10k #Adapt
Sentinel of the Pearl Trident (dom) 65 #Flash
Teferi's Wavecaster (m21) 327 #Flash
Master of Waves (ths) 53 #top10k #Protection
Shaper Apprentice (xln) 75
Drowner of Secrets (lrw) 58 #Mill
River Herald Scout (lci) 72 #Explore
Headwater Sentries (xln) 58
Nyxborn Triton (bng) 46 #Bestow
Merfolk Raiders (mir) 75 #Landwalk #Islandwalk #Phasing
Thieving Skydiver (znr) 335 #top10k #Kicker #Flying
Streambed Aquitects (lrw) 91
Sigil Tracer (mor) 49
Wavecrash Triton (ths) 74 #Heroic
Coralhelm Guide (bfz) 74
Waterfront Bouncer (mmq) 114
Moonlit Scavengers (eld) 57
Svyelunite Priest (fem) 26
Saprazzan Outrigger (mmq) 101
Raving Visionary (mh2) 56 #Delirium
Seafloor Stalker (znr) 78
Triton Fortune Hunter (ths) 69 #Heroic
Lullmage Mentor (zen) 54 #top10k
Blockade Runner (mmq) 60
Master of the Pearl Trident (m13) 59 #top10k
Rootwater Mystic (exo) 44
Tide Shaper (mh2) 394 #top10k #Kicker
Talrand, Sky Summoner (m13) 72 #top1k
Stonybrook Banneret (mor) 51 #top10k #Landwalk #Islandwalk
Triton Cavalry (jou) 55 #Heroic
Saprazzan Raider (mmq) 102
Seafloor Oracle (rix) 51 #top10k
Storm Sculptor (xln) 85
Merrow Witsniper (mor) 40 #Mill
Darting Merfolk (mmq) 72
Riverwise Augur (rix) 48
Triton Wavebreaker (mh3) 74 #Bestow
Overtaker (pmmq) 89
Soothsayer Adept (stx) 55
Leech Bonder (shm) 43
Merfolk Traders (wth) 43
Merfolk Assassin (drk) 32
Deeptread Merrow (lrw) 57
Merfolk Secretkeeper // Venture Deeper (eld) 284 #Mill
Salvager of Secrets (m19) 70
Coral Merfolk (usg) 67
Paperfin Rascal (lrw) 77 #Clash
Maritime Guard (m11) 63
Augur of Bolas (m13) 43 #top10k
Mistcaller (m19) 62
Thassa's Oracle (thb) 308 #top1k
Merfolk Trickster (dom) 56 #top10k #Flash
Windrider Patrol (bfz) 89 #Scry #Flying
Merfolk Seer (mir) 76
Stonybrook Angler (lrw) 90
Merfolk Windrobber (znr) 70 #top10k #Flying #Mill
Floodpits Drowner (dsk) 59 #Vigilance #Flash
Coralhelm Commander (roe) 57 #top10k #Flying
Vodalian Merchant (inv) 85
Mist-Cloaked Herald (rix) 43 #top10k
Merfolk Skyscout (roe) 77 #Flying
Sea Scryer (mir) 90
Sworn Guardian (rix) 58
Riptide Pilferer (plc) 60 #Morph
Shoreline Raider (inv) 73 #Protection
Emperor Mihail II (dmc) 23 #top10k
Rootwater Shaman (tmp) 84
Coralhelm Chronicler (znr) 327
Seascape Aerialist (zen) 64
Coral Trickster (tsp) 54 #Morph
Vodalian Hexcatcher (dmu) 398 #top10k #Flash
Vodalian Soldiers (fem) 31a
River Darter (rix) 47
Sure-Footed Infiltrator (znr) 83
Vodalian Illusionist (wth) 58
Triton Shorethief (ths) 70
Wake Thrasher (eve) 31
Furtive Courier (mkm) 59
Vodalian Arcanist (dom) 73
Rootwater Diver (tmp) 81
Expedition Diviner (znr) 57 #Flying
Waterspout Weavers (mor) 56 #Kinship
Benthic Criminologists (mkm) 40
Merfolk Spy (m11) 66 #Landwalk #Islandwalk
Arctic Merfolk (pls) 21 #Kicker
Vodalian Knights (fem) 29
Roil Cartographer (mh3) 511 #top10k #Landfall
Shipwreck Dowser (m21) 71 #top10k #Prowess
Tidebinder Mage (m14) 73
Cache Raiders (eve) 18
Silvergill Adept (lrw) 86 #top10k
Herald of Secret Streams (xln) 59 #top10k
Mistway Spy (mkm) 65 #Flying #Investigate #Disguise
Frostwind Invoker (roe) 68 #Flying
Merfolk Seastalkers (zen) 55 #Landwalk #Islandwalk
Triton Waverider (thb) 78 #Constellation
Tempest Caller (xln) 86 #top10k
Cascade Seer (znr) 48 #Scry
Drowner Initiate (shm) 36 #Mill
Caller of Gales (zen) 43
Rootwater Hunter (tmp) 82
Alandra, Sky Dreamer (j22) 9 #top10k
Kiora, the Rising Tide (fdn) 309 #Threshold #NEW
Razorfin Abolisher (eve) 28
Manta Riders (tmp) 74
Halimar Wavewatch (roe) 72 #Landwalk #Islandwalk
Umara Entangler (ogw) 65 #Prowess
Lord of Atlantis (lea) 62 #top10k
Merrow Levitator (eve) 26
Volshe Tideturner (dmu) 77
Fallowsage (lrw) 63 #top10k
Merfolk Cave-Diver (lci) 65 #top10k #Explore
Merrow Harbinger (lrw) 73 #top10k #Landwalk #Islandwalk
Enclave Cryptologist (roe) 66
Tidal Warrior (sth) 47
Merrow Wavebreakers (shm) 44
Waterwind Scout (lci) 84 #Flying #Explore
Simic Fluxmage (gtc) 49 #Evolve
Expedition Lookout (mom) 56 #Defender
Voda Sea Scavenger (dmu) 74 #Domain
Gray Harbor Merfolk (clb) 75
Watertrap Weaver (xln) 87
Forensic Researcher (mkm) 58
River Merfolk (fem) 24
Vodalian Mystic (apc) 33
Ambassador Laquatus (tor) 23 #Mill
Wind Strider (xln) 88 #Flying #Flash
Merfolk Looter (exo) 39 #top10k
Mist Dancer (lcc) 44 #top10k #Flying #Encore
Cosi's Trickster (zen) 45
Emry, Lurker of the Loch (eld) 342 #top1k #Mill
Merfolk of the Pearl Trident (lea) 66
Whirlpool Rider (apc) 35
Ink Dissolver (mor) 36 #Kinship #Mill
Triton Shorestalker (jou) 56 #top10k
Skywatcher Adept (roe) 88 #Flying
Merrow Reejerey (lrw) 74 #top10k
Saprazzan Heir (mmq) 99
Merfolk Wayfinder (zen) 56 #Flying
Scroll Thief (m11) 72
Cleric of Chill Depths (znr) 51
Rootwater Commando (nem) 39 #Landwalk #Islandwalk
Silvergill Douser (lrw) 87
Brineborn Cutthroat (m20) 50 #Flash
#Changelings (27):
Bloodline Pretender (khm) 235 #top10k #Changeling
Mistwalker (khm) 68 #Changeling #Flying
Mistform Mask (ons) 94 #Enchant
Mistform Seaswift (lgn) 45 #Flying #Morph
Maskwood Nexus (khm) 240 #top1k
Amorphous Axe (mh1) 219 #Equip
Mistform Wakecaster (lgn) 48 #Flying
Mistform Warchief (scg) 43
Mistform Sliver (lgn) 46
Mothdust Changeling (mor) 42 #top10k #Changeling
Runed Stalactite (lrw) 260 #Equip
Three Tree Mascot (blb) 251 #top10k #Changeling
Mistform Mutant (ons) 95
Mistform Stalker (ons) 98
Mistform Shrieker (ons) 96 #Flying #Morph
Turtleshell Changeling (lrw) 94 #Changeling
Mistform Dreamer (ons) 93 #Flying
Shapesharer (lrw) 85 #top10k #Changeling
Littjara Kinseekers (khm) 66 #Scry #Changeling
Mistform Skyreaver (ons) 97 #Flying
Mistform Wall (ons) 99
Barkform Harvester (blb) 243 #top10k #Reach #Changeling
Wings of Velis Vel (lrw) 97 #Changeling
Amoeboid Changeling (lrw) 51 #top10k #Changeling
Ego Erasure (lrw) 59 #Changeling
Universal Automaton (mh1) 235 #top10k #Changeling
Mistform Ultimus (lgn) 47
#Support (6):
Deeproot Waters (xln) 51 #top10k
Aquatic Incursion (rix) 32
Deeproot Pilgrimage (lci) 361 #top10k
Aquitect's Will (lrw) 52 #top10k
Crashing Tide (rix) 34
Merrow Commerce (lrw) 72 #top10k
#Non-commander-legal (11):
Merfolk (tzen) 5 #top100
Night of the Flying Merfolk (mb2) 296 #top100
Hullbreacher (cmr) 635 #top100 #Treasure #Flash
Map to Lorthos's Temple (mb2) 295 #top100
Dockbreacher (da1) RU03a #top100 #Treasure #Flash
Merfolk // Treasure (f18) 1 #top100 #Hexproof
The Countering Runner (da1) RU05b #top100 #NEW
Merfolk Wizard (tlrw) 4 #top100
Merfolk (txln) 3 #top100 #Hexproof
Keeper of the Secret Lair (ph19) 2 #top100 #Flash
Fluros of Myra's Marvels (unf) 247 #Partner
#r= gives the edhrec rank of the card; the lower the ranking, the more decks the card is played in.