Seymour Guado (Commander) - Optimized Midrange

Original Name:

Kinnan, Bonder ProdigyKinnan, Bonder Prodigy

Alejandro Fuentes
Apr 21, 2026
Five Different Ways To Use Echocasting Symposium
Alejandro finds five excellent ways to use Echocasting Symposium, that range from skipping every opponent's turn to sharing Group Hug cards.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
Thrasios, Triton Hero
85%inclusion22 decks26 decks
77%synergy
Elvish Mystic
92%inclusion24 decks26 decks
69%synergy
Hullbreaker Horror
85%inclusion22 decks26 decks
67%synergy
Mystic Remora
81%inclusion21 decks26 decks
67%synergy
Birds of Paradise
92%inclusion24 decks26 decks
65%synergy
Llanowar Elves
92%inclusion24 decks26 decks
65%synergy
Fyndhorn Elves
77%inclusion20 decks26 decks
63%synergy
Nezahal, Primal Tide
73%inclusion19 decks26 decks
62%synergy
Enduring Vitality
64%inclusion16 decks25 decks
56%synergy
Swan Song
73%inclusion19 decks26 decks
54%synergy
Top Cards
An Offer You Can't Refuse
65%inclusion17 decks26 decks
42%synergy
Finale of Devastation
62%inclusion16 decks26 decks
51%synergy
Bloom Tender
58%inclusion15 decks26 decks
53%synergy
Nyxbloom Ancient
58%inclusion15 decks26 decks
51%synergy
Wandering Archaic
54%inclusion14 decks26 decks
49%synergy
Mirage Mirror
54%inclusion14 decks26 decks
47%synergy
Counterspell
54%inclusion14 decks26 decks
4%synergy
Delighted Halfling
54%inclusion14 decks26 decks
43%synergy
Badgermole Cub
53%inclusion8 decks15 decks
48%synergy
Fabricate
50%inclusion13 decks26 decks
44%synergy
Game Changers
Seedborn Muse
85%inclusion22 decks26 decks
69%synergy
Rhystic Study
77%inclusion20 decks26 decks
57%synergy
Consecrated Sphinx
73%inclusion19 decks26 decks
65%synergy
Cyclonic Rift
69%inclusion18 decks26 decks
45%synergy
Fierce Guardianship
58%inclusion15 decks26 decks
41%synergy
Worldly Tutor
54%inclusion14 decks26 decks
40%synergy
Mana Vault
50%inclusion13 decks26 decks
44%synergy
The One Ring
42%inclusion11 decks26 decks
36%synergy
Force of Will
38%inclusion10 decks26 decks
29%synergy
Chrome Mox
38%inclusion10 decks26 decks
32%synergy
Creatures
Elvish Spirit Guide
50%inclusion13 decks26 decks
45%synergy
Endurance
50%inclusion13 decks26 decks
46%synergy
Trophy Mage
46%inclusion12 decks26 decks
42%synergy
Tidespout Tyrant
46%inclusion12 decks26 decks
42%synergy
Hydroelectric Specimen
46%inclusion12 decks26 decks
40%synergy
Phyrexian Metamorph
42%inclusion11 decks26 decks
34%synergy
High Fae Trickster
40%inclusion10 decks25 decks
36%synergy
Wan Shi Tong, Librarian
40%inclusion6 decks15 decks
34%synergy
The Unagi of Kyoshi Island
40%inclusion6 decks15 decks
35%synergy
Valley Floodcaller
36%inclusion9 decks25 decks
33%synergy
Void Winnower
35%inclusion9 decks26 decks
31%synergy
Faerie Mastermind
35%inclusion9 decks26 decks
30%synergy
Clever Impersonator
35%inclusion9 decks26 decks
29%synergy
Koma, Cosmos Serpent
35%inclusion9 decks26 decks
19%synergy
Ornithopter of Paradise
31%inclusion8 decks26 decks
26%synergy
Walking Ballista
27%inclusion7 decks26 decks
22%synergy
Drift of Phantasms
27%inclusion7 decks26 decks
24%synergy
Spellskite
27%inclusion7 decks26 decks
23%synergy
Jin-Gitaxias, Progress Tyrant
27%inclusion7 decks26 decks
25%synergy
Fanatic of Rhonas
27%inclusion7 decks26 decks
21%synergy
Colossal Skyturtle
27%inclusion7 decks26 decks
22%synergy
Manglehorn
27%inclusion7 decks26 decks
24%synergy
Ilysian Caryatid
23%inclusion6 decks26 decks
19%synergy
Vorinclex, Voice of Hunger
23%inclusion6 decks26 decks
20%synergy
Paradise Druid
23%inclusion6 decks26 decks
19%synergy
Perplexing Chimera
23%inclusion6 decks26 decks
22%synergy
Craterhoof Behemoth
23%inclusion6 decks26 decks
13%synergy
Koma, World-Eater
20%inclusion5 decks25 decks
7%synergy
Thassa's Oracle
19%inclusion5 decks26 decks
15%synergy
Jin-Gitaxias, Core Augur
19%inclusion5 decks26 decks
17%synergy
The Cabbage Merchant
17%inclusion3 decks18 decks
15%synergy
Mockingbird
16%inclusion4 decks25 decks
12%synergy
Armored Scrapgorger
15%inclusion4 decks26 decks
13%synergy
Flesh Duplicate
15%inclusion4 decks26 decks
13%synergy
Incubation Druid
15%inclusion4 decks26 decks
8%synergy
Priest of Titania
15%inclusion4 decks26 decks
10%synergy
Glen Elendra Archmage
15%inclusion4 decks26 decks
13%synergy
Aesi, Tyrant of Gyre Strait
15%inclusion4 decks26 decks
-2%synergy
Kogla, the Titan Ape
15%inclusion4 decks26 decks
12%synergy
Biomancer's Familiar
15%inclusion4 decks26 decks
12%synergy
Thorn Mammoth
15%inclusion4 decks26 decks
14%synergy
Old Gnawbone
15%inclusion4 decks26 decks
14%synergy
Volatile Stormdrake
12%inclusion3 decks26 decks
10%synergy
Eternal Witness
12%inclusion3 decks26 decks
-8%synergy
Terastodon
12%inclusion3 decks26 decks
4%synergy
Murkfiend Liege
12%inclusion3 decks26 decks
-3%synergy
Fauna Shaman
12%inclusion3 decks26 decks
10%synergy
Sanctum Weaver
12%inclusion3 decks26 decks
10%synergy
Arixmethes, Slumbering Isle
12%inclusion3 decks26 decks
-2%synergy
Devoted Druid
12%inclusion3 decks26 decks
9%synergy
Instants
Sink into Stupor
58%inclusion15 decks26 decks
46%synergy
Mana Drain
50%inclusion13 decks26 decks
35%synergy
Chord of Calling
50%inclusion13 decks26 decks
43%synergy
Flusterstorm
42%inclusion11 decks26 decks
36%synergy
Pact of Negation
42%inclusion11 decks26 decks
36%synergy
Pongify
38%inclusion10 decks26 decks
14%synergy
Dispel
38%inclusion10 decks26 decks
34%synergy
Into the Flood Maw
36%inclusion9 decks25 decks
32%synergy
Mindbreak Trap
35%inclusion9 decks26 decks
30%synergy
Force of Negation
35%inclusion9 decks26 decks
27%synergy
Force of Vigor
35%inclusion9 decks26 decks
30%synergy
Veil of Summer
31%inclusion8 decks26 decks
25%synergy
Rapid Hybridization
31%inclusion8 decks26 decks
4%synergy
Mental Misstep
31%inclusion8 decks26 decks
26%synergy
Crop Rotation
31%inclusion8 decks26 decks
18%synergy
Beast Within
31%inclusion8 decks26 decks
-18%synergy
Mystical Tutor
31%inclusion8 decks26 decks
22%synergy
Arcane Denial
27%inclusion7 decks26 decks
5%synergy
Chain of Vapor
23%inclusion6 decks26 decks
20%synergy
Heroic Intervention
23%inclusion6 decks26 decks
-7%synergy
Dramatic Reversal
23%inclusion6 decks26 decks
19%synergy
Whir of Invention
19%inclusion5 decks26 decks
17%synergy
Resculpt
19%inclusion5 decks26 decks
14%synergy
Noxious Revival
19%inclusion5 decks26 decks
14%synergy
Commandeer
19%inclusion5 decks26 decks
17%synergy
Misdirection
19%inclusion5 decks26 decks
17%synergy
Negate
15%inclusion4 decks26 decks
-10%synergy
Summoner's Pact
15%inclusion4 decks26 decks
14%synergy
Miscast
15%inclusion4 decks26 decks
14%synergy
Brainstorm
12%inclusion3 decks26 decks
-3%synergy
Archdruid's Charm
12%inclusion3 decks26 decks
6%synergy
Blue Sun's Zenith
12%inclusion3 decks26 decks
8%synergy
Growth Spiral
12%inclusion3 decks26 decks
-34%synergy
Reality Shift
12%inclusion3 decks26 decks
-3%synergy
Delay
12%inclusion3 decks26 decks
9%synergy
Borne Upon a Wind
12%inclusion3 decks26 decks
10%synergy
Spell Pierce
12%inclusion3 decks26 decks
8%synergy
March of Swirling Mist
12%inclusion3 decks26 decks
8%synergy
Scour for Scrap
10%inclusion2 decks20 decks
8%synergy
Frantic Search
7.7%inclusion2 decks26 decks
2%synergy
Disrupting Shoal
7.7%inclusion2 decks26 decks
7%synergy
Return of the Wildspeaker
7.7%inclusion2 decks26 decks
-3%synergy
Nature's Claim
7.7%inclusion2 decks26 decks
-2%synergy
Gifts Ungiven
7.7%inclusion2 decks26 decks
7%synergy
Into the Roil
7.7%inclusion2 decks26 decks
6%synergy
Pull from Tomorrow
7.7%inclusion2 decks26 decks
4%synergy
Spider-Sense
5.9%inclusion1 decks17 decks
5%synergy
Sorceries
Nature's Rhythm
48%inclusion11 decks23 decks
42%synergy
Green Sun's Zenith
46%inclusion12 decks26 decks
38%synergy
Nature's Lore
23%inclusion6 decks26 decks
-8%synergy
Bridgeworks Battle
19%inclusion5 decks26 decks
15%synergy
Eldritch Evolution
15%inclusion4 decks26 decks
13%synergy
Neoform
15%inclusion4 decks26 decks
12%synergy
Last March of the Ents
15%inclusion4 decks26 decks
12%synergy
Transmute Artifact
15%inclusion4 decks26 decks
13%synergy
Rampant Growth
15%inclusion4 decks26 decks
-25%synergy
Flash Photography
13%inclusion2 decks15 decks
12%synergy
Windfall
12%inclusion3 decks26 decks
8%synergy
Three Visits
12%inclusion3 decks26 decks
-13%synergy
Finale of Revelation
12%inclusion3 decks26 decks
6%synergy
Cultivate
12%inclusion3 decks26 decks
-35%synergy
Hidden Strings
12%inclusion3 decks26 decks
11%synergy
Ponder
7.7%inclusion2 decks26 decks
0%synergy
Kodama's Reach
7.7%inclusion2 decks26 decks
-28%synergy
Gitaxian Probe
7.7%inclusion2 decks26 decks
6%synergy
Farseek
7.7%inclusion2 decks26 decks
-18%synergy
Overwhelming Stampede
7.7%inclusion2 decks26 decks
-5%synergy
Rite of Replication
7.7%inclusion2 decks26 decks
0%synergy
Traverse the Ulvenwald
7.7%inclusion2 decks26 decks
7%synergy
Time Warp
7.7%inclusion2 decks26 decks
6%synergy
Shared Roots
6.7%inclusion1 decks15 decks
2%synergy
Utility Artifacts
Moonsilver Key
38%inclusion10 decks26 decks
35%synergy
The Great Henge
19%inclusion5 decks26 decks
10%synergy
Lightning Greaves
19%inclusion5 decks26 decks
-1%synergy
Swiftfoot Boots
15%inclusion4 decks26 decks
-9%synergy
Staff of Domination
15%inclusion4 decks26 decks
14%synergy
Imposter Mech
12%inclusion3 decks26 decks
10%synergy
Agatha's Soul Cauldron
12%inclusion3 decks26 decks
10%synergy
Scroll Rack
7.7%inclusion2 decks26 decks
6%synergy
Trinisphere
7.7%inclusion2 decks26 decks
7%synergy
Enchantments
Freed from the Real
42%inclusion11 decks26 decks
38%synergy
Sylvan Library
35%inclusion9 decks26 decks
26%synergy
Cryptolith Rite
23%inclusion6 decks26 decks
20%synergy
Mirrormade
23%inclusion6 decks26 decks
21%synergy
Amphibian Downpour
23%inclusion6 decks26 decks
18%synergy
Unstoppable Plan
20%inclusion5 decks25 decks
18%synergy
Copy Enchantment
19%inclusion5 decks26 decks
18%synergy
Training Grounds
15%inclusion4 decks26 decks
12%synergy
Guardian Project
15%inclusion4 decks26 decks
9%synergy
Concordant Crossroads
15%inclusion4 decks26 decks
12%synergy
Lurking Predators
7.7%inclusion2 decks26 decks
7%synergy
Intruder Alarm
7.7%inclusion2 decks26 decks
4%synergy
Elven Chorus
7.7%inclusion2 decks26 decks
5%synergy
Copy Artifact
7.7%inclusion2 decks26 decks
6%synergy
Mana Reflection
7.7%inclusion2 decks26 decks
3%synergy
Defense of the Heart
7.7%inclusion2 decks26 decks
5%synergy
Witness Protection
7.7%inclusion2 decks26 decks
5%synergy
Pemmin's Aura
7.7%inclusion2 decks26 decks
5%synergy
Battles
Invasion of Ikoria
35%inclusion9 decks26 decks
31%synergy
Planeswalkers
Tezzeret the Seeker
38%inclusion10 decks26 decks
35%synergy
Narset, Parter of Veils
7.7%inclusion2 decks26 decks
6%synergy
Utility Lands
Boseiju, Who Endures
69%inclusion18 decks26 decks
47%synergy
Otawara, Soaring City
62%inclusion16 decks26 decks
43%synergy
Treasure Vault
38%inclusion10 decks26 decks
34%synergy
Mistrise Village
35%inclusion8 decks23 decks
24%synergy
Yavimaya, Cradle of Growth
31%inclusion8 decks26 decks
9%synergy
Ancient Tomb
27%inclusion7 decks26 decks
18%synergy
Emergence Zone
27%inclusion7 decks26 decks
23%synergy
Gaea's Cradle
27%inclusion7 decks26 decks
20%synergy
Minamo, School at Water's Edge
23%inclusion6 decks26 decks
17%synergy
Reliquary Tower
23%inclusion6 decks26 decks
-27%synergy
Cephalid Coliseum
23%inclusion6 decks26 decks
19%synergy
Shifting Woodland
19%inclusion5 decks26 decks
13%synergy
Homeward Path
15%inclusion4 decks26 decks
14%synergy
Urza's Saga
12%inclusion3 decks26 decks
7%synergy
Alchemist's Refuge
12%inclusion3 decks26 decks
-6%synergy
Castle Garenbrig
7.7%inclusion2 decks26 decks
3%synergy
Multiversal Passage
5.3%inclusion1 decks19 decks
5%synergy
Evendo, Waking Haven
5.0%inclusion1 decks20 decks
0%synergy
Mana Artifacts
Arcane Signet
100%inclusion26 decks26 decks
37%synergy
Sol Ring
92%inclusion24 decks26 decks
12%synergy
Basalt Monolith
85%inclusion22 decks26 decks
78%synergy
Simic Signet
81%inclusion21 decks26 decks
50%synergy
Talisman of Curiosity
81%inclusion21 decks26 decks
59%synergy
Springleaf Drum
69%inclusion18 decks26 decks
65%synergy
Fellwar Stone
65%inclusion17 decks26 decks
56%synergy
Mox Amber
58%inclusion15 decks26 decks
52%synergy
Lotus Petal
50%inclusion13 decks26 decks
44%synergy
Bender's Waterskin
28%inclusion5 decks18 decks
26%synergy
Mox Opal
27%inclusion7 decks26 decks
22%synergy
Mox Diamond
27%inclusion7 decks26 decks
22%synergy
Grim Monolith
15%inclusion4 decks26 decks
12%synergy
Moss Diamond
12%inclusion3 decks26 decks
11%synergy
Sky Diamond
12%inclusion3 decks26 decks
10%synergy
Relic of Legends
12%inclusion3 decks26 decks
11%synergy
Thought Vessel
12%inclusion3 decks26 decks
-8%synergy
Commander's Sphere
7.7%inclusion2 decks26 decks
0%synergy
Machine God's Effigy
7.7%inclusion2 decks26 decks
6%synergy
Liquimetal Torque
7.7%inclusion2 decks26 decks
7%synergy
Mind Stone
7.7%inclusion2 decks26 decks
3%synergy
Lands
Command Tower
100%inclusion26 decks26 decks
15%synergy
Island
92%inclusion24 decks26 decks
-3%synergy
Forest
88%inclusion23 decks26 decks
-7%synergy
Misty Rainforest
81%inclusion21 decks26 decks
50%synergy
Breeding Pool
81%inclusion21 decks26 decks
34%synergy
Rejuvenating Springs
73%inclusion19 decks26 decks
30%synergy
Yavimaya Coast
69%inclusion18 decks26 decks
17%synergy
Sink into Stupor
58%inclusion15 decks26 decks
46%synergy
Waterlogged Grove
54%inclusion14 decks26 decks
34%synergy
Flooded Strand
54%inclusion14 decks26 decks
43%synergy
Exotic Orchard
50%inclusion13 decks26 decks
26%synergy
Barkchannel Pathway
46%inclusion12 decks26 decks
26%synergy
Hydroelectric Specimen
46%inclusion12 decks26 decks
40%synergy
Verdant Catacombs
42%inclusion11 decks26 decks
33%synergy
Tropical Island
42%inclusion11 decks26 decks
28%synergy
Flooded Grove
42%inclusion11 decks26 decks
0%synergy
Windswept Heath
38%inclusion10 decks26 decks
29%synergy
Hinterland Harbor
38%inclusion10 decks26 decks
-22%synergy
Polluted Delta
38%inclusion10 decks26 decks
29%synergy
Scalding Tarn
35%inclusion9 decks26 decks
25%synergy
Mana Confluence
35%inclusion9 decks26 decks
29%synergy
Gemstone Caverns
31%inclusion8 decks26 decks
25%synergy
Dreamroot Cascade
31%inclusion8 decks26 decks
-13%synergy
City of Brass
31%inclusion8 decks26 decks
25%synergy
Willowrush Verge
28%inclusion7 decks25 decks
10%synergy
Prismatic Vista
27%inclusion7 decks26 decks
20%synergy
Wooded Foothills
27%inclusion7 decks26 decks
18%synergy
Simic Growth Chamber
23%inclusion6 decks26 decks
-24%synergy
Botanical Sanctum
23%inclusion6 decks26 decks
10%synergy
Hedge Maze
23%inclusion6 decks26 decks
3%synergy
Snow-Covered Forest
19%inclusion5 decks26 decks
13%synergy
Temple of Mystery
19%inclusion5 decks26 decks
-18%synergy
Bridgeworks Battle
19%inclusion5 decks26 decks
15%synergy
Snow-Covered Island
19%inclusion5 decks26 decks
13%synergy
Overflowing Basin
15%inclusion4 decks26 decks
-5%synergy
Tarnished Citadel
15%inclusion4 decks26 decks
15%synergy
Forbidden Orchard
15%inclusion4 decks26 decks
14%synergy
Vineglimmer Snarl
12%inclusion3 decks26 decks
-27%synergy
Talon Gates of Madara
12%inclusion3 decks26 decks
5%synergy
Rain-Slicked Copse
8.3%inclusion1 decks12 decks
1%synergy
Fabled Passage
7.7%inclusion2 decks26 decks
-8%synergy
Terramorphic Expanse
7.7%inclusion2 decks26 decks
-12%synergy
Tangled Islet
7.7%inclusion2 decks26 decks
-8%synergy
Spire of Industry
7.7%inclusion2 decks26 decks
7%synergy
Reflecting Pool
7.7%inclusion2 decks26 decks
5%synergy
Thornwood Falls
7.7%inclusion2 decks26 decks
-10%synergy
Plaza of Heroes
7.7%inclusion2 decks26 decks
7%synergy