Svyelun of Sea and Sky (Commander) - Optimized +1/+1 Counters

Svyelun of Sea and Sky
Rank #1,130
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Background image for 21 Best Merfolk Cards for Commander
Chris Guest
Jul 9, 2025
Chris Guest
21 Best Merfolk Cards for Commander
As one of Magic's oldest creature types, there are no shortage of excellent Merfolk to brew with. Chris breaks down the best of the best in this list.
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Rhystic Study
50%inclusion1 decks2 decks
16%synergy
Cyclonic Rift
50%inclusion1 decks2 decks
15%synergy
Creatures
Kopala, Warden of Waves
100%inclusion2 decks2 decks
99%synergy
Rishadan Dockhand
100%inclusion2 decks2 decks
99%synergy
Vodalian Hexcatcher
100%inclusion2 decks2 decks
99%synergy
Merrow Reejerey
100%inclusion2 decks2 decks
98%synergy
Emperor Mihail II
100%inclusion2 decks2 decks
99%synergy
Mist-Cloaked Herald
100%inclusion2 decks2 decks
98%synergy
Harbinger of the Seas
100%inclusion2 decks2 decks
91%synergy
Wanderwine Prophets
100%inclusion2 decks2 decks
99%synergy
Master of the Pearl Trident
100%inclusion2 decks2 decks
98%synergy
Lord of Atlantis
100%inclusion2 decks2 decks
99%synergy
Thieving Skydiver
100%inclusion2 decks2 decks
96%synergy
Merrow Harbinger
50%inclusion1 decks2 decks
49%synergy
Master of Waves
50%inclusion1 decks2 decks
46%synergy
Coralhelm Commander
50%inclusion1 decks2 decks
49%synergy
Stonybrook Banneret
50%inclusion1 decks2 decks
46%synergy
True-Name Nemesis
50%inclusion1 decks2 decks
49%synergy
Towering-Wave Mystic
50%inclusion1 decks2 decks
50%synergy
Whirlpool Rider
50%inclusion1 decks2 decks
50%synergy
Merfolk Sovereign
50%inclusion1 decks2 decks
48%synergy
Drowner Initiate
50%inclusion1 decks2 decks
50%synergy
Vodalian Arcanist
50%inclusion1 decks2 decks
50%synergy
Tishana's Tidebinder
50%inclusion1 decks2 decks
45%synergy
Deepchannel Mentor
50%inclusion1 decks2 decks
49%synergy
Tazeem Roilmage
50%inclusion1 decks2 decks
50%synergy
Seahunter
50%inclusion1 decks2 decks
49%synergy
Kiora, the Rising Tide
50%inclusion1 decks2 decks
47%synergy
River Sneak
50%inclusion1 decks2 decks
49%synergy
Triton Shorestalker
50%inclusion1 decks2 decks
48%synergy
Lullmage Mentor
50%inclusion1 decks2 decks
48%synergy
Merrow Witsniper
50%inclusion1 decks2 decks
50%synergy
Caller of Gales
50%inclusion1 decks2 decks
50%synergy
Brineborn Cutthroat
50%inclusion1 decks2 decks
49%synergy
Harbinger of the Tides
50%inclusion1 decks2 decks
49%synergy
Merrow Levitator
50%inclusion1 decks2 decks
50%synergy
Thada Adel, Acquisitor
50%inclusion1 decks2 decks
48%synergy
Tempest Caller
50%inclusion1 decks2 decks
49%synergy
Mist Dancer
50%inclusion1 decks2 decks
49%synergy
Silvergill Adept
50%inclusion1 decks2 decks
49%synergy
Tide Shaper
50%inclusion1 decks2 decks
49%synergy
Merfolk Spy
50%inclusion1 decks2 decks
50%synergy
Volshe Tideturner
50%inclusion1 decks2 decks
49%synergy
Gray Harbor Merfolk
50%inclusion1 decks2 decks
50%synergy
Merfolk Trickster
50%inclusion1 decks2 decks
48%synergy
Seafloor Oracle
50%inclusion1 decks2 decks
49%synergy
Instants
An Offer You Can't Refuse
100%inclusion2 decks2 decks
64%synergy
Negate
100%inclusion2 decks2 decks
62%synergy
High Tide
100%inclusion2 decks2 decks
56%synergy
Pongify
50%inclusion1 decks2 decks
10%synergy
Rapid Hybridization
50%inclusion1 decks2 decks
16%synergy
Phantom Interference
50%inclusion1 decks2 decks
50%synergy
Memory Drain
50%inclusion1 decks2 decks
50%synergy
Countervailing Winds
50%inclusion1 decks2 decks
50%synergy
Brainstorm
50%inclusion1 decks2 decks
9%synergy
Power Sink
50%inclusion1 decks2 decks
50%synergy
Unauthorized Exit
50%inclusion1 decks2 decks
49%synergy
Turn Aside
50%inclusion1 decks2 decks
49%synergy
Essence Scatter
50%inclusion1 decks2 decks
46%synergy
Anticognition
50%inclusion1 decks2 decks
49%synergy
Blink of an Eye
50%inclusion1 decks2 decks
48%synergy
Thought Collapse
50%inclusion1 decks2 decks
46%synergy
Dispel
50%inclusion1 decks2 decks
41%synergy
Repulse
50%inclusion1 decks2 decks
49%synergy
Reality Shift
50%inclusion1 decks2 decks
22%synergy
Mana Drain
50%inclusion1 decks2 decks
23%synergy
Aetherize
50%inclusion1 decks2 decks
22%synergy
Cancel
50%inclusion1 decks2 decks
45%synergy
Mindstatic
50%inclusion1 decks2 decks
50%synergy
Miscalculation
50%inclusion1 decks2 decks
50%synergy
Sinister Sabotage
50%inclusion1 decks2 decks
49%synergy
Arcane Denial
50%inclusion1 decks2 decks
14%synergy
Deny Existence
50%inclusion1 decks2 decks
50%synergy
Thassa's Rebuff
50%inclusion1 decks2 decks
49%synergy
Mana Leak
50%inclusion1 decks2 decks
43%synergy
Counterspell
50%inclusion1 decks2 decks
-17%synergy
Convolute
50%inclusion1 decks2 decks
49%synergy
Spell Pierce
50%inclusion1 decks2 decks
42%synergy
Unwind
50%inclusion1 decks2 decks
40%synergy
Think Twice
50%inclusion1 decks2 decks
46%synergy
Devious Cover-Up
50%inclusion1 decks2 decks
49%synergy
Sorceries
Ponder
50%inclusion1 decks2 decks
20%synergy
Inundate
50%inclusion1 decks2 decks
48%synergy
Divination
50%inclusion1 decks2 decks
48%synergy
Tome Scour
50%inclusion1 decks2 decks
49%synergy
See Beyond
50%inclusion1 decks2 decks
49%synergy
Gust of Wind
50%inclusion1 decks2 decks
49%synergy
Huddle Up
50%inclusion1 decks2 decks
50%synergy
Distant Melody
50%inclusion1 decks2 decks
45%synergy
Spectral Deluge
50%inclusion1 decks2 decks
39%synergy
Secrets of the Golden City
50%inclusion1 decks2 decks
49%synergy
Winged Words
50%inclusion1 decks2 decks
47%synergy
Aquitect's Will
50%inclusion1 decks2 decks
45%synergy
Seize the Secrets
50%inclusion1 decks2 decks
50%synergy
Raise the Palisade
50%inclusion1 decks2 decks
47%synergy
Utility Artifacts
Vanquisher's Banner
50%inclusion1 decks2 decks
49%synergy
Whispersilk Cloak
50%inclusion1 decks2 decks
48%synergy
Feldon's Cane
50%inclusion1 decks2 decks
50%synergy
Kefnet's Monument
50%inclusion1 decks2 decks
43%synergy
Herald's Horn
50%inclusion1 decks2 decks
48%synergy
Bident of Thassa
50%inclusion1 decks2 decks
38%synergy
Obelisk of Urd
50%inclusion1 decks2 decks
49%synergy
Sapphire Medallion
50%inclusion1 decks2 decks
-7%synergy
Pariah's Shield
50%inclusion1 decks2 decks
50%synergy
Enchantments
Kindred Discovery
100%inclusion2 decks2 decks
93%synergy
Deeproot Pilgrimage
100%inclusion2 decks2 decks
98%synergy
Deeproot Waters
100%inclusion2 decks2 decks
99%synergy
Reconnaissance Mission
50%inclusion1 decks2 decks
43%synergy
Merrow Commerce
50%inclusion1 decks2 decks
49%synergy
Spreading Seas
50%inclusion1 decks2 decks
49%synergy
Reflections of Littjara
50%inclusion1 decks2 decks
47%synergy
Utility Lands
Mystic Sanctuary
50%inclusion1 decks2 decks
-1%synergy
Sunscorched Desert
50%inclusion1 decks2 decks
48%synergy
Nykthos, Shrine to Nyx
50%inclusion1 decks2 decks
34%synergy
Reliquary Tower
50%inclusion1 decks2 decks
-6%synergy
Castle Vantress
50%inclusion1 decks2 decks
31%synergy
Otawara, Soaring City
50%inclusion1 decks2 decks
25%synergy
Mana Artifacts
Arcane Signet
100%inclusion2 decks2 decks
35%synergy
Sol Ring
100%inclusion2 decks2 decks
15%synergy
Patchwork Banner
50%inclusion1 decks2 decks
47%synergy
Thought Vessel
50%inclusion1 decks2 decks
-2%synergy
Gilded Lotus
50%inclusion1 decks2 decks
39%synergy
Nyx Lotus
50%inclusion1 decks2 decks
46%synergy
Lands
Island
100%inclusion2 decks2 decks
7%synergy
Path of Ancestry
100%inclusion2 decks2 decks
96%synergy
Terramorphic Expanse
50%inclusion1 decks2 decks
47%synergy
Ash Barrens
50%inclusion1 decks2 decks
49%synergy
Evolving Wilds
50%inclusion1 decks2 decks
46%synergy
Brokers Hideout
50%inclusion1 decks2 decks
49%synergy
Obscura Storefront
50%inclusion1 decks2 decks
49%synergy
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