Seymour Guado (Commander) - Toolbox

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
91%inclusion29 decks32 decks
83%synergy
Finale of Devastation
88%inclusion28 decks32 decks
76%synergy
Mystic Remora
91%inclusion29 decks32 decks
76%synergy
Hullbreaker Horror
91%inclusion29 decks32 decks
73%synergy
Birds of Paradise
100%inclusion32 decks32 decks
73%synergy
Swan Song
91%inclusion29 decks32 decks
72%synergy
Enduring Vitality
79%inclusion23 decks29 decks
72%synergy
Trophy Mage
75%inclusion24 decks32 decks
70%synergy
Elvish Mystic
91%inclusion29 decks32 decks
68%synergy
Nezahal, Primal Tide
78%inclusion25 decks32 decks
67%synergy
Top Cards
Llanowar Elves
88%inclusion28 decks32 decks
60%synergy
Fyndhorn Elves
81%inclusion26 decks32 decks
67%synergy
Delighted Halfling
75%inclusion24 decks32 decks
64%synergy
Veil of Summer
72%inclusion23 decks32 decks
67%synergy
Flusterstorm
72%inclusion23 decks32 decks
66%synergy
Force of Negation
72%inclusion23 decks32 decks
64%synergy
Pact of Negation
72%inclusion23 decks32 decks
65%synergy
Green Sun's Zenith
69%inclusion22 decks32 decks
61%synergy
Chord of Calling
69%inclusion22 decks32 decks
62%synergy
Phyrexian Metamorph
66%inclusion21 decks32 decks
57%synergy
Game Changers
Rhystic Study
88%inclusion28 decks32 decks
67%synergy
Fierce Guardianship
84%inclusion27 decks32 decks
68%synergy
Seedborn Muse
81%inclusion26 decks32 decks
65%synergy
Ancient Tomb
78%inclusion25 decks32 decks
69%synergy
Force of Will
78%inclusion25 decks32 decks
69%synergy
Mana Vault
75%inclusion24 decks32 decks
69%synergy
Chrome Mox
75%inclusion24 decks32 decks
69%synergy
Consecrated Sphinx
72%inclusion23 decks32 decks
63%synergy
Mox Diamond
66%inclusion21 decks32 decks
61%synergy
Cyclonic Rift
63%inclusion20 decks32 decks
39%synergy
Creatures
Endurance
63%inclusion20 decks32 decks
58%synergy
Nyxbloom Ancient
59%inclusion19 decks32 decks
52%synergy
Valley Floodcaller
59%inclusion17 decks29 decks
55%synergy
Wandering Archaic
56%inclusion18 decks32 decks
52%synergy
Elvish Spirit Guide
53%inclusion17 decks32 decks
49%synergy
Wan Shi Tong, Librarian
53%inclusion9 decks17 decks
47%synergy
High Fae Trickster
50%inclusion14 decks28 decks
46%synergy
Bloom Tender
47%inclusion15 decks32 decks
42%synergy
Clever Impersonator
47%inclusion15 decks32 decks
42%synergy
Tidespout Tyrant
44%inclusion14 decks32 decks
40%synergy
Spellskite
44%inclusion14 decks32 decks
40%synergy
Void Winnower
41%inclusion13 decks32 decks
37%synergy
Hydroelectric Specimen
40%inclusion12 decks30 decks
34%synergy
Drift of Phantasms
38%inclusion12 decks32 decks
35%synergy
Colossal Skyturtle
38%inclusion12 decks32 decks
32%synergy
Faerie Mastermind
38%inclusion12 decks32 decks
32%synergy
The Unagi of Kyoshi Island
35%inclusion6 decks17 decks
30%synergy
Mockingbird
34%inclusion10 decks29 decks
31%synergy
Walking Ballista
31%inclusion10 decks32 decks
27%synergy
Manglehorn
31%inclusion10 decks32 decks
28%synergy
Thorn Mammoth
31%inclusion10 decks32 decks
29%synergy
Badgermole Cub
29%inclusion5 decks17 decks
24%synergy
Flesh Duplicate
28%inclusion9 decks32 decks
26%synergy
Glen Elendra Archmage
28%inclusion9 decks32 decks
25%synergy
The Cabbage Merchant
27%inclusion6 decks22 decks
25%synergy
Perplexing Chimera
25%inclusion8 decks32 decks
24%synergy
Gilded Drake
25%inclusion8 decks32 decks
23%synergy
Phantasmal Image
25%inclusion8 decks32 decks
22%synergy
Armored Scrapgorger
22%inclusion7 decks32 decks
20%synergy
Volatile Stormdrake
19%inclusion6 decks32 decks
17%synergy
Koma, Cosmos Serpent
19%inclusion6 decks32 decks
3%synergy
Craterhoof Behemoth
19%inclusion6 decks32 decks
9%synergy
Jin-Gitaxias, Core Augur
19%inclusion6 decks32 decks
16%synergy
Fanatic of Rhonas
16%inclusion5 decks31 decks
10%synergy
Murkfiend Liege
16%inclusion5 decks32 decks
1%synergy
Sanctum Weaver
16%inclusion5 decks32 decks
14%synergy
Devoted Druid
16%inclusion5 decks32 decks
13%synergy
Jin-Gitaxias, Progress Tyrant
16%inclusion5 decks32 decks
13%synergy
Formidable Speaker
15%inclusion3 decks20 decks
13%synergy
Subtlety
13%inclusion4 decks32 decks
12%synergy
Priest of Titania
13%inclusion4 decks32 decks
8%synergy
Ornithopter of Paradise
13%inclusion4 decks32 decks
7%synergy
Ilysian Caryatid
13%inclusion4 decks32 decks
8%synergy
Kogla, the Titan Ape
13%inclusion4 decks32 decks
9%synergy
Biomancer's Familiar
13%inclusion4 decks32 decks
9%synergy
Paradise Druid
13%inclusion4 decks32 decks
9%synergy
Pollywog Prodigy
10%inclusion3 decks29 decks
4%synergy
Maraleaf Pixie
9.4%inclusion3 decks32 decks
4%synergy
Thassa's Oracle
9.4%inclusion3 decks32 decks
5%synergy
Eternal Witness
9.4%inclusion3 decks32 decks
-10%synergy
Instants
Mindbreak Trap
66%inclusion21 decks32 decks
61%synergy
Mental Misstep
63%inclusion20 decks32 decks
58%synergy
Sink into Stupor
61%inclusion19 decks31 decks
49%synergy
Worldly Tutor
59%inclusion19 decks32 decks
45%synergy
Crop Rotation
56%inclusion18 decks32 decks
44%synergy
Chain of Vapor
50%inclusion16 decks32 decks
47%synergy
An Offer You Can't Refuse
50%inclusion16 decks32 decks
27%synergy
Force of Vigor
47%inclusion15 decks32 decks
43%synergy
Misdirection
44%inclusion14 decks32 decks
42%synergy
Into the Flood Maw
38%inclusion11 decks29 decks
33%synergy
Mana Drain
38%inclusion12 decks32 decks
22%synergy
Commandeer
38%inclusion12 decks32 decks
36%synergy
Dramatic Reversal
38%inclusion12 decks32 decks
33%synergy
Mystical Tutor
38%inclusion12 decks32 decks
29%synergy
Pongify
25%inclusion8 decks32 decks
0%synergy
Whir of Invention
25%inclusion8 decks32 decks
23%synergy
Dispel
25%inclusion8 decks32 decks
21%synergy
Noxious Revival
25%inclusion8 decks32 decks
20%synergy
Borne Upon a Wind
25%inclusion8 decks32 decks
23%synergy
Scour for Scrap
23%inclusion5 decks22 decks
20%synergy
Beast Within
22%inclusion7 decks32 decks
-27%synergy
Counterspell
22%inclusion7 decks32 decks
-28%synergy
Rapid Hybridization
19%inclusion6 decks32 decks
-8%synergy
Heroic Intervention
19%inclusion6 decks32 decks
-12%synergy
Archdruid's Charm
19%inclusion6 decks32 decks
13%synergy
Delay
19%inclusion6 decks32 decks
17%synergy
Nature's Claim
16%inclusion5 decks32 decks
6%synergy
Muddle the Mixture
13%inclusion4 decks32 decks
8%synergy
Disrupting Shoal
13%inclusion4 decks32 decks
12%synergy
Brainstorm
13%inclusion4 decks32 decks
-2%synergy
Resculpt
13%inclusion4 decks32 decks
7%synergy
March of Swirling Mist
13%inclusion4 decks32 decks
10%synergy
Strix Serenade
10%inclusion3 decks31 decks
7%synergy
Trickbind
9.4%inclusion3 decks32 decks
9%synergy
Legolas's Quick Reflexes
9.4%inclusion3 decks32 decks
8%synergy
Shared Summons
9.4%inclusion3 decks32 decks
8%synergy
Spell Pierce
9.4%inclusion3 decks32 decks
6%synergy
Miscast
9.4%inclusion3 decks32 decks
8%synergy
Autumn's Veil
6.3%inclusion2 decks32 decks
6%synergy
Retraction Helix
6.3%inclusion2 decks32 decks
6%synergy
Negate
6.3%inclusion2 decks32 decks
-19%synergy
Gifts Ungiven
6.3%inclusion2 decks32 decks
6%synergy
Arcane Denial
6.3%inclusion2 decks32 decks
-16%synergy
Snapback
6.3%inclusion2 decks32 decks
6%synergy
Thassa's Intervention
6.3%inclusion2 decks32 decks
6%synergy
Katara's Reversal
5.9%inclusion1 decks17 decks
6%synergy
Sorceries
Nature's Rhythm
62%inclusion16 decks26 decks
55%synergy
Fabricate
47%inclusion15 decks32 decks
41%synergy
Transmute Artifact
41%inclusion13 decks32 decks
38%synergy
Bridgeworks Battle
13%inclusion4 decks31 decks
8%synergy
Flash Photography
11%inclusion2 decks18 decks
10%synergy
Eldritch Evolution
9.4%inclusion3 decks32 decks
7%synergy
Windfall
6.3%inclusion2 decks32 decks
2%synergy
Three Visits
6.3%inclusion2 decks32 decks
-18%synergy
Turntimber Symbiosis
6.3%inclusion2 decks32 decks
4%synergy
Reshape
6.3%inclusion2 decks32 decks
5%synergy
Sea Gate Restoration
6.3%inclusion2 decks32 decks
1%synergy
Nature's Lore
6.3%inclusion2 decks32 decks
-25%synergy
Sylvan Tutor
6.3%inclusion2 decks32 decks
5%synergy
Hidden Strings
6.3%inclusion2 decks32 decks
6%synergy
Solve the Equation
6.3%inclusion2 decks32 decks
4%synergy
Utility Artifacts
Mirage Mirror
63%inclusion20 decks32 decks
56%synergy
The One Ring
59%inclusion19 decks32 decks
53%synergy
Moonsilver Key
53%inclusion17 decks32 decks
50%synergy
Imposter Mech
19%inclusion6 decks32 decks
18%synergy
Agatha's Soul Cauldron
13%inclusion4 decks32 decks
11%synergy
Lightning Greaves
13%inclusion4 decks32 decks
-8%synergy
Isochron Scepter
9.4%inclusion3 decks32 decks
7%synergy
Apple of Eden, Isu Relic
6.9%inclusion2 decks29 decks
7%synergy
Manifold Key
6.3%inclusion2 decks32 decks
6%synergy
Swiftfoot Boots
6.3%inclusion2 decks32 decks
-19%synergy
Staff of Domination
6.3%inclusion2 decks32 decks
5%synergy
Enchantments
Mirrormade
44%inclusion14 decks32 decks
41%synergy
Copy Enchantment
34%inclusion11 decks32 decks
33%synergy
Amphibian Downpour
27%inclusion8 decks30 decks
21%synergy
Copy Artifact
25%inclusion8 decks32 decks
24%synergy
Freed from the Real
22%inclusion7 decks32 decks
17%synergy
Sylvan Library
22%inclusion7 decks32 decks
13%synergy
Training Grounds
16%inclusion5 decks32 decks
12%synergy
Pemmin's Aura
13%inclusion4 decks32 decks
9%synergy
Kenrith's Transformation
9.4%inclusion3 decks32 decks
5%synergy
Unstoppable Plan
7.4%inclusion2 decks27 decks
5%synergy
Growing Rites of Itlimoc
6.3%inclusion2 decks32 decks
1%synergy
Battles
Invasion of Ikoria
53%inclusion17 decks32 decks
49%synergy
Planeswalkers
Tezzeret the Seeker
63%inclusion20 decks32 decks
59%synergy
Tezzeret, Cruel Captain
8.3%inclusion2 decks24 decks
7%synergy
Utility Lands
Boseiju, Who Endures
78%inclusion25 decks32 decks
56%synergy
Otawara, Soaring City
75%inclusion24 decks32 decks
56%synergy
Treasure Vault
72%inclusion23 decks32 decks
67%synergy
Gaea's Cradle
59%inclusion19 decks32 decks
53%synergy
Mistrise Village
42%inclusion11 decks26 decks
31%synergy
Emergence Zone
41%inclusion13 decks32 decks
37%synergy
Cephalid Coliseum
38%inclusion12 decks32 decks
34%synergy
Yavimaya, Cradle of Growth
28%inclusion9 decks32 decks
7%synergy
Minamo, School at Water's Edge
25%inclusion8 decks32 decks
19%synergy
Shifting Woodland
19%inclusion6 decks31 decks
13%synergy
Homeward Path
19%inclusion6 decks32 decks
17%synergy
Urza's Saga
16%inclusion5 decks32 decks
11%synergy
Alchemist's Refuge
9.4%inclusion3 decks32 decks
-8%synergy
Reliquary Tower
9.4%inclusion3 decks32 decks
-40%synergy
Wirewood Lodge
6.3%inclusion2 decks32 decks
5%synergy
Seat of the Synod
6.3%inclusion2 decks32 decks
3%synergy
Strip Mine
6.3%inclusion2 decks32 decks
3%synergy
Mana Artifacts
Arcane Signet
94%inclusion30 decks32 decks
31%synergy
Sol Ring
94%inclusion30 decks32 decks
14%synergy
Basalt Monolith
94%inclusion30 decks32 decks
87%synergy
Mox Amber
91%inclusion29 decks32 decks
85%synergy
Talisman of Curiosity
91%inclusion29 decks32 decks
69%synergy
Fellwar Stone
81%inclusion26 decks32 decks
72%synergy
Springleaf Drum
81%inclusion26 decks32 decks
77%synergy
Simic Signet
69%inclusion22 decks32 decks
38%synergy
Mox Opal
69%inclusion22 decks32 decks
64%synergy
Lotus Petal
66%inclusion21 decks32 decks
59%synergy
Grim Monolith
59%inclusion19 decks32 decks
56%synergy
Machine God's Effigy
19%inclusion6 decks32 decks
17%synergy
Thought Vessel
16%inclusion5 decks32 decks
-4%synergy
Moonsnare Prototype
13%inclusion4 decks32 decks
12%synergy
Paradise Mantle
9.4%inclusion3 decks32 decks
9%synergy
Mind Stone
9.4%inclusion3 decks32 decks
5%synergy
Mana Crypt
6.3%inclusion2 decks32 decks
5%synergy
Midnight Clock
6.3%inclusion2 decks32 decks
4%synergy
Prismatic Lens
6.3%inclusion2 decks32 decks
6%synergy
Lands
Command Tower
100%inclusion32 decks32 decks
15%synergy
Breeding Pool
94%inclusion30 decks32 decks
47%synergy
Island
94%inclusion30 decks32 decks
-2%synergy
Misty Rainforest
91%inclusion29 decks32 decks
60%synergy
Yavimaya Coast
88%inclusion28 decks32 decks
35%synergy
Forest
88%inclusion28 decks32 decks
-8%synergy
Rejuvenating Springs
81%inclusion26 decks32 decks
38%synergy
Waterlogged Grove
78%inclusion25 decks32 decks
58%synergy
Gemstone Caverns
75%inclusion24 decks32 decks
70%synergy
Tropical Island
72%inclusion23 decks32 decks
58%synergy
City of Brass
72%inclusion23 decks32 decks
66%synergy
Flooded Strand
72%inclusion23 decks32 decks
61%synergy
Scalding Tarn
69%inclusion22 decks32 decks
60%synergy
Windswept Heath
66%inclusion21 decks32 decks
56%synergy
Wooded Foothills
66%inclusion21 decks32 decks
57%synergy
Verdant Catacombs
66%inclusion21 decks32 decks
57%synergy
Mana Confluence
66%inclusion21 decks32 decks
60%synergy
Polluted Delta
66%inclusion21 decks32 decks
56%synergy
Sink into Stupor
61%inclusion19 decks31 decks
49%synergy
Hydroelectric Specimen
40%inclusion12 decks30 decks
34%synergy
Exotic Orchard
38%inclusion12 decks32 decks
14%synergy
Barkchannel Pathway
34%inclusion11 decks32 decks
15%synergy
Willowrush Verge
26%inclusion7 decks27 decks
8%synergy
Talon Gates of Madara
23%inclusion7 decks30 decks
16%synergy
Snow-Covered Island
19%inclusion6 decks32 decks
13%synergy
Prismatic Vista
16%inclusion5 decks32 decks
9%synergy
Snow-Covered Forest
16%inclusion5 decks32 decks
10%synergy
Hedge Maze
16%inclusion5 decks32 decks
-4%synergy
Hinterland Harbor
16%inclusion5 decks32 decks
-45%synergy
Bridgeworks Battle
13%inclusion4 decks31 decks
8%synergy
Tarnished Citadel
13%inclusion4 decks32 decks
12%synergy
Dreamroot Cascade
13%inclusion4 decks32 decks
-31%synergy
Flooded Grove
9.4%inclusion3 decks32 decks
-33%synergy
Disciple of Freyalise
6.5%inclusion2 decks31 decks
1%synergy
Turntimber Symbiosis
6.3%inclusion2 decks32 decks
4%synergy
Sea Gate Restoration
6.3%inclusion2 decks32 decks
1%synergy
Botanical Sanctum
6.3%inclusion2 decks32 decks
-7%synergy
Cavern of Souls
6.3%inclusion2 decks32 decks
1%synergy