Belisarius Cawl (Commander) - Core

Background image for Budget Precon Upgrade Cards for Counter Intelligence
Tyler Bucks
Aug 5, 2025
Budget Precon Upgrade Cards for Counter Intelligence
Looking to upgrade your Counter Intelligence precon on a budget? Our budget expert Tyler is here with 14 powerful cards to add.
Deck Filters
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Bagel and Schmear
14%inclusion1 decks7 decks
14%synergy
High Synergy Cards
Sicarian Infiltrator
62%inclusion58 decks93 decks
61%synergy
Foundry Inspector
65%inclusion60 decks93 decks
50%synergy
Sai, Master Thopterist
61%inclusion57 decks93 decks
50%synergy
Etherium Sculptor
65%inclusion60 decks93 decks
49%synergy
Seat of the Synod
63%inclusion59 decks93 decks
48%synergy
Ancient Den
61%inclusion57 decks93 decks
47%synergy
Manifold Key
53%inclusion49 decks93 decks
46%synergy
Thopter Spy Network
54%inclusion50 decks93 decks
43%synergy
Darksteel Citadel
54%inclusion50 decks93 decks
43%synergy
Silver Myr
51%inclusion47 decks93 decks
42%synergy
Top Cards
Swords to Plowshares
63%inclusion59 decks93 decks
-7%synergy
Solemn Simulacrum
53%inclusion49 decks93 decks
27%synergy
Unwinding Clock
52%inclusion48 decks93 decks
40%synergy
Dispatch
47%inclusion44 decks93 decks
34%synergy
Gold Myr
47%inclusion44 decks93 decks
39%synergy
Organic Extinction
47%inclusion44 decks93 decks
39%synergy
Thought Monitor
46%inclusion43 decks93 decks
38%synergy
Counterspell
43%inclusion40 decks93 decks
-11%synergy
Padeem, Consul of Innovation
42%inclusion39 decks93 decks
32%synergy
Efficient Construction
42%inclusion39 decks93 decks
38%synergy
Creatures
Unctus, Grand Metatect
42%inclusion39 decks93 decks
40%synergy
Drumbellower
41%inclusion38 decks93 decks
32%synergy
Ornithopter of Paradise
40%inclusion37 decks93 decks
28%synergy
Myr Battlesphere
37%inclusion34 decks93 decks
33%synergy
Urza, Prince of Kroog
35%inclusion33 decks93 decks
32%synergy
Palladium Myr
35%inclusion33 decks93 decks
32%synergy
Shimmer Myr
35%inclusion33 decks93 decks
30%synergy
Emry, Lurker of the Loch
32%inclusion30 decks93 decks
21%synergy
Master of Etherium
30%inclusion28 decks93 decks
24%synergy
Bronze Guardian
30%inclusion28 decks93 decks
25%synergy
Gold-Forged Thopteryx
28%inclusion26 decks93 decks
18%synergy
Steel Overseer
28%inclusion26 decks93 decks
24%synergy
Ultramarines Honour Guard
27%inclusion25 decks93 decks
27%synergy
Mirran Spy
26%inclusion24 decks93 decks
26%synergy
Jhoira's Familiar
26%inclusion24 decks93 decks
22%synergy
Kappa Cannoneer
25%inclusion23 decks93 decks
17%synergy
Voyager Quickwelder
24%inclusion8 decks34 decks
15%synergy
Vedalken Archmage
22%inclusion20 decks93 decks
18%synergy
Digsite Engineer
22%inclusion20 decks93 decks
19%synergy
Nanoform Sentinel
21%inclusion3 decks14 decks
21%synergy
Forensic Gadgeteer
21%inclusion18 decks85 decks
17%synergy
Mendicant Core, Guidelight
21%inclusion7 decks34 decks
17%synergy
Platoon Dispenser
20%inclusion19 decks93 decks
20%synergy
The Reality Chip
20%inclusion19 decks93 decks
14%synergy
Space Marine Devastator
20%inclusion19 decks93 decks
20%synergy
Master Transmuter
18%inclusion17 decks93 decks
16%synergy
Redemptor Dreadnought
18%inclusion17 decks93 decks
18%synergy
Illustrious Wanderglyph
17%inclusion16 decks92 decks
13%synergy
Losheel, Clockwork Scholar
16%inclusion15 decks93 decks
12%synergy
Securitron Squadron
15%inclusion12 decks79 decks
15%synergy
Paladin Danse, Steel Maverick
15%inclusion12 decks79 decks
15%synergy
Phyrexian Metamorph
15%inclusion14 decks93 decks
6%synergy
Lita, Mechanical Engineer
15%inclusion14 decks93 decks
13%synergy
Emissary Escort
14%inclusion2 decks14 decks
14%synergy
Mm'menon, the Right Hand
14%inclusion2 decks14 decks
13%synergy
Chief Engineer
14%inclusion13 decks93 decks
13%synergy
Stenn, Paranoid Partisan
14%inclusion13 decks93 decks
10%synergy
Cyberdrive Awakener
14%inclusion13 decks93 decks
5%synergy
Threefold Thunderhulk
14%inclusion13 decks93 decks
13%synergy
Mondrak, Glory Dominus
14%inclusion13 decks93 decks
10%synergy
Scrap Trawler
13%inclusion12 decks93 decks
11%synergy
Sharding Sphinx
13%inclusion12 decks93 decks
11%synergy
Vanguard Suppressor
13%inclusion12 decks93 decks
13%synergy
Kelpie Guide
12%inclusion11 decks93 decks
10%synergy
Canoptek Scarab Swarm
11%inclusion10 decks93 decks
10%synergy
Epistolary Librarian
11%inclusion10 decks93 decks
10%synergy
Spellskite
11%inclusion10 decks93 decks
7%synergy
Marvin, Murderous Mimic
11%inclusion6 decks57 decks
9%synergy
Attentive Sunscribe
10%inclusion9 decks91 decks
10%synergy
Whirler Rogue
10%inclusion9 decks93 decks
4%synergy
Instants
Path to Exile
40%inclusion37 decks93 decks
-13%synergy
Generous Gift
35%inclusion33 decks93 decks
2%synergy
Access Denied
28%inclusion26 decks93 decks
25%synergy
Negate
27%inclusion25 decks93 decks
-1%synergy
Thirst for Knowledge
27%inclusion25 decks93 decks
25%synergy
Dramatic Reversal
25%inclusion23 decks93 decks
17%synergy
Dovin's Veto
24%inclusion22 decks93 decks
-13%synergy
An Offer You Can't Refuse
23%inclusion21 decks93 decks
-2%synergy
Arcane Denial
23%inclusion21 decks93 decks
-3%synergy
Consult the Star Charts
14%inclusion2 decks14 decks
13%synergy
Divert Disaster
14%inclusion2 decks14 decks
13%synergy
And They Shall Know No Fear
13%inclusion12 decks93 decks
12%synergy
Stoic Rebuttal
13%inclusion12 decks93 decks
12%synergy
Resculpt
12%inclusion11 decks93 decks
8%synergy
Stroke of Midnight
12%inclusion11 decks93 decks
-4%synergy
Brainstorm
10%inclusion9 decks93 decks
-8%synergy
Aetherize
10%inclusion9 decks93 decks
1%synergy
Entrapment Maneuver
8.6%inclusion8 decks93 decks
8%synergy
Rootborn Defenses
7.5%inclusion7 decks93 decks
6%synergy
Pongify
7.5%inclusion7 decks93 decks
-1%synergy
Whir of Invention
7.5%inclusion7 decks93 decks
2%synergy
Reality Heist
7.5%inclusion7 decks93 decks
6%synergy
Emergency Eject
7.1%inclusion1 decks14 decks
6%synergy
Focus Fire
7.1%inclusion1 decks14 decks
7%synergy
Scour for Scrap
7.1%inclusion1 decks14 decks
4%synergy
Reroute Systems
7.1%inclusion1 decks14 decks
7%synergy
Cerebral Download
7.1%inclusion1 decks14 decks
7%synergy
Permission Denied
6.5%inclusion6 decks92 decks
1%synergy
Assert Authority
6.5%inclusion6 decks93 decks
6%synergy
Swan Song
6.5%inclusion6 decks93 decks
-10%synergy
Dawn's Truce
6.3%inclusion4 decks64 decks
-2%synergy
Reality Shift
5.4%inclusion5 decks93 decks
-3%synergy
Clever Concealment
5.4%inclusion5 decks93 decks
3%synergy
Sorceries
Thoughtcast
39%inclusion36 decks93 decks
29%synergy
One with the Machine
27%inclusion25 decks93 decks
25%synergy
Voyage Home
26%inclusion9 decks34 decks
18%synergy
Fabricate
25%inclusion23 decks93 decks
14%synergy
Dance of the Manse
25%inclusion23 decks93 decks
17%synergy
Brilliant Restoration
22%inclusion20 decks93 decks
17%synergy
For the Emperor!
18%inclusion17 decks93 decks
18%synergy
Austere Command
16%inclusion15 decks93 decks
1%synergy
Hour of Reckoning
16%inclusion15 decks93 decks
13%synergy
March of Progress
16%inclusion15 decks93 decks
14%synergy
Universal Surveillance
15%inclusion14 decks93 decks
13%synergy
Farewell
11%inclusion10 decks93 decks
-8%synergy
Collective Effort
11%inclusion10 decks93 decks
10%synergy
Supreme Verdict
8.6%inclusion8 decks93 decks
-19%synergy
Sevinne's Reclamation
8.6%inclusion8 decks93 decks
2%synergy
Reverse Engineer
8.6%inclusion8 decks93 decks
8%synergy
Deploy to the Front
7.5%inclusion7 decks93 decks
7%synergy
Martial Coup
7.5%inclusion7 decks93 decks
5%synergy
Sram's Expertise
7.5%inclusion7 decks93 decks
7%synergy
Beyond the Quiet
7.1%inclusion1 decks14 decks
6%synergy
Split Up
6.8%inclusion4 decks59 decks
2%synergy
Fell the Mighty
6.5%inclusion6 decks93 decks
3%synergy
White Sun's Twilight
6.5%inclusion6 decks93 decks
3%synergy
Retrieve the Esper
5.9%inclusion1 decks17 decks
6%synergy
Relm's Sketching
5.9%inclusion1 decks17 decks
5%synergy
Time Wipe
5.4%inclusion5 decks93 decks
-9%synergy
Ondu Inversion
5.4%inclusion5 decks93 decks
2%synergy
Phyrexian Rebirth
5.4%inclusion5 decks93 decks
5%synergy
Anchor to Reality
5.4%inclusion5 decks93 decks
3%synergy
Utility Artifacts
Encroaching Mycosynth
40%inclusion37 decks93 decks
38%synergy
Swiftfoot Boots
37%inclusion34 decks93 decks
11%synergy
Thousand Moons Smithy
36%inclusion33 decks92 decks
31%synergy
Sculpting Steel
32%inclusion30 decks93 decks
27%synergy
Shorikai, Genesis Engine
31%inclusion29 decks93 decks
26%synergy
Mystic Forge
28%inclusion26 decks93 decks
22%synergy
Idol of Oblivion
28%inclusion26 decks93 decks
25%synergy
Wayfarer's Bauble
27%inclusion25 decks93 decks
15%synergy
Halo Fountain
26%inclusion24 decks93 decks
24%synergy
Reaver Titan
26%inclusion24 decks93 decks
22%synergy
Thunderhawk Gunship
26%inclusion24 decks93 decks
23%synergy
Clock of Omens
25%inclusion23 decks93 decks
24%synergy
Voltaic Key
24%inclusion22 decks93 decks
20%synergy
Inquisitorial Rosette
24%inclusion22 decks93 decks
24%synergy
Tamiyo's Logbook
22%inclusion20 decks93 decks
21%synergy
Cryogen Relic
21%inclusion3 decks14 decks
17%synergy
Uthros Research Craft
21%inclusion3 decks14 decks
18%synergy
Thousand-Year Elixir
19%inclusion18 decks93 decks
17%synergy
Lightning Greaves
19%inclusion18 decks93 decks
0%synergy
The Golden Throne
18%inclusion17 decks93 decks
18%synergy
Illusionist's Bracers
17%inclusion16 decks93 decks
16%synergy
Skullclamp
17%inclusion16 decks93 decks
9%synergy
Knight Paladin
17%inclusion16 decks93 decks
15%synergy
Insight Engine
14%inclusion2 decks14 decks
13%synergy
Lumen-Class Frigate
14%inclusion2 decks14 decks
14%synergy
Cloud Key
13%inclusion12 decks93 decks
8%synergy
Bident of Thassa
13%inclusion12 decks93 decks
3%synergy
The Wind Crystal
13%inclusion2 decks16 decks
1%synergy
Aerial Surveyor
12%inclusion11 decks93 decks
6%synergy
Howling Mine
12%inclusion11 decks93 decks
6%synergy
Sting, the Glinting Dagger
12%inclusion11 decks93 decks
10%synergy
Rings of Brighthearth
12%inclusion11 decks93 decks
11%synergy
Perilous Snare
12%inclusion4 decks34 decks
10%synergy
Simulacrum Synthesizer
11%inclusion8 decks72 decks
6%synergy
Genesis Chamber
11%inclusion10 decks93 decks
11%synergy
Parhelion II
11%inclusion10 decks93 decks
4%synergy
Thopter Shop
11%inclusion10 decks93 decks
10%synergy
The Millennium Calendar
10%inclusion9 decks93 decks
9%synergy
Isochron Scepter
10%inclusion9 decks93 decks
3%synergy
The Prydwen, Steel Flagship
8.9%inclusion7 decks79 decks
7%synergy
Guidelight Pathmaker
8.8%inclusion3 decks34 decks
4%synergy
Mirrorworks
8.6%inclusion8 decks93 decks
8%synergy
Transmutation Font
8.2%inclusion6 decks73 decks
8%synergy
Trading Post
7.5%inclusion7 decks93 decks
7%synergy
Eldrazi Monument
7.5%inclusion7 decks93 decks
7%synergy
Wedgelight Rammer
7.1%inclusion1 decks14 decks
7%synergy
Pinnacle Kill-Ship
7.1%inclusion1 decks14 decks
7%synergy
Atomic Microsizer
7.1%inclusion1 decks14 decks
7%synergy
Staff of the Storyteller
6.5%inclusion6 decks93 decks
5%synergy
Nettlecyst
6.5%inclusion6 decks93 decks
4%synergy
Enchantments
Intruder Alarm
41%inclusion38 decks93 decks
37%synergy
Mirrodin Besieged
31%inclusion29 decks93 decks
28%synergy
Mechanized Production
20%inclusion19 decks93 decks
15%synergy
Defenders of Humanity
18%inclusion17 decks93 decks
18%synergy
Reconnaissance Mission
17%inclusion16 decks93 decks
10%synergy
Freed from the Real
14%inclusion13 decks93 decks
12%synergy
Tempered Steel
14%inclusion13 decks93 decks
11%synergy
Inspiring Leader
13%inclusion12 decks93 decks
11%synergy
Artificer Class
12%inclusion11 decks93 decks
9%synergy
Unstoppable Plan
12%inclusion4 decks34 decks
6%synergy
Dazzling Theater // Prop Room
11%inclusion6 decks56 decks
8%synergy
Tocasia's Welcome
8.6%inclusion8 decks93 decks
6%synergy
Intangible Virtue
8.6%inclusion8 decks93 decks
2%synergy
Caretaker's Talent
8.1%inclusion5 decks62 decks
5%synergy
Anointed Procession
7.5%inclusion7 decks93 decks
3%synergy
Cryoshatter
7.1%inclusion1 decks14 decks
7%synergy
Skrelv's Hive
5.4%inclusion5 decks93 decks
5%synergy
Cathars' Crusade
5.4%inclusion5 decks93 decks
2%synergy
Propaganda
5.4%inclusion5 decks93 decks
-19%synergy
Planeswalkers
Tezzeret, Betrayer of Flesh
14%inclusion13 decks93 decks
10%synergy
Tezzeret, Artifice Master
10%inclusion9 decks93 decks
8%synergy
Tezzeret, Cruel Captain
6.7%inclusion1 decks15 decks
4%synergy
Tezzeret the Seeker
6.5%inclusion6 decks93 decks
2%synergy
Teferi, Who Slows the Sunset
5.4%inclusion5 decks93 decks
1%synergy
Utility Lands
Buried Ruin
38%inclusion35 decks93 decks
30%synergy
Archway of Innovation
34%inclusion23 decks68 decks
26%synergy
Reliquary Tower
23%inclusion21 decks93 decks
-26%synergy
Uthros, Titanic Godcore
21%inclusion3 decks14 decks
16%synergy
Academy Ruins
19%inclusion18 decks93 decks
8%synergy
Monumental Henge
13%inclusion9 decks69 decks
10%synergy
Treasure Vault
12%inclusion11 decks93 decks
9%synergy
Inventors' Fair
12%inclusion11 decks93 decks
3%synergy
Temple of the False God
12%inclusion11 decks93 decks
4%synergy
Minamo, School at Water's Edge
8.6%inclusion8 decks93 decks
1%synergy
Otawara, Soaring City
8.6%inclusion8 decks93 decks
-10%synergy
Fomori Vault
8.3%inclusion6 decks72 decks
6%synergy
Urza's Saga
7.5%inclusion7 decks93 decks
-4%synergy
Scavenger Grounds
6.5%inclusion6 decks93 decks
2%synergy
Rogue's Passage
6.5%inclusion6 decks93 decks
-8%synergy
Avishkar Raceway
5.9%inclusion2 decks34 decks
3%synergy
Amonkhet Raceway
5.9%inclusion2 decks34 decks
1%synergy
Mystic Sanctuary
5.4%inclusion5 decks93 decks
-13%synergy
Eiganjo, Seat of the Empire
5.4%inclusion5 decks93 decks
-5%synergy
Memorial to Glory
5.4%inclusion5 decks93 decks
5%synergy
Field of Ruin
5.4%inclusion5 decks93 decks
3%synergy
Minas Tirith
5.4%inclusion5 decks93 decks
1%synergy
Mana Artifacts
Arcane Signet
82%inclusion76 decks93 decks
-2%synergy
Sol Ring
80%inclusion74 decks93 decks
-8%synergy
Talisman of Progress
57%inclusion53 decks93 decks
7%synergy
Azorius Signet
48%inclusion45 decks93 decks
-11%synergy
Mind Stone
47%inclusion44 decks93 decks
20%synergy
Thought Vessel
38%inclusion35 decks93 decks
-5%synergy
Commander's Sphere
37%inclusion34 decks93 decks
20%synergy
Midnight Clock
23%inclusion21 decks93 decks
14%synergy
Fellwar Stone
22%inclusion20 decks93 decks
-8%synergy
Thran Dynamo
22%inclusion20 decks93 decks
14%synergy
Sonic Screwdriver
22%inclusion20 decks93 decks
19%synergy
Liquimetal Torque
18%inclusion17 decks93 decks
14%synergy
Everflowing Chalice
17%inclusion16 decks93 decks
13%synergy
Crystal Skull, Isu Spyglass
16%inclusion11 decks67 decks
13%synergy
Gilded Lotus
15%inclusion14 decks93 decks
9%synergy
Hedron Archive
14%inclusion13 decks93 decks
11%synergy
Patriar's Seal
14%inclusion13 decks93 decks
12%synergy
Worn Powerstone
13%inclusion12 decks93 decks
10%synergy
White Auracite
12%inclusion2 decks17 decks
10%synergy
Basalt Monolith
11%inclusion10 decks93 decks
6%synergy
Blinkmoth Urn
10%inclusion9 decks93 decks
9%synergy
Fabrication Foundry
8.7%inclusion8 decks92 decks
8%synergy
Sky Diamond
8.6%inclusion8 decks93 decks
-1%synergy
Marble Diamond
8.6%inclusion8 decks93 decks
0%synergy
The Mightstone and Weakstone
7.5%inclusion7 decks93 decks
2%synergy
Chromatic Lantern
6.5%inclusion6 decks93 decks
5%synergy
Ether
6.3%inclusion1 decks16 decks
6%synergy
Moonsnare Prototype
5.4%inclusion5 decks93 decks
5%synergy
Darksteel Ingot
5.4%inclusion5 decks93 decks
4%synergy
Endurance Bobblehead
5.1%inclusion4 decks79 decks
4%synergy
Charisma Bobblehead
5.1%inclusion4 decks79 decks
4%synergy
Agility Bobblehead
5.1%inclusion4 decks79 decks
4%synergy
Strength Bobblehead
5.1%inclusion4 decks79 decks
4%synergy
Luck Bobblehead
5.1%inclusion4 decks79 decks
4%synergy
Perception Bobblehead
5.1%inclusion4 decks79 decks
4%synergy
Lands
Plains
99%inclusion92 decks93 decks
4%synergy
Island
99%inclusion92 decks93 decks
4%synergy
Command Tower
88%inclusion82 decks93 decks
2%synergy
Razortide Bridge
69%inclusion64 decks93 decks
54%synergy
Prairie Stream
67%inclusion62 decks93 decks
0%synergy
Port Town
60%inclusion56 decks93 decks
12%synergy
Glacial Fortress
47%inclusion44 decks93 decks
-13%synergy
Skycloud Expanse
44%inclusion41 decks93 decks
9%synergy
Azorius Chancery
39%inclusion36 decks93 decks
1%synergy
Temple of Enlightenment
38%inclusion35 decks93 decks
-1%synergy
Spire of Industry
32%inclusion30 decks93 decks
23%synergy
Deserted Beach
27%inclusion25 decks93 decks
-12%synergy
Adarkar Wastes
26%inclusion24 decks93 decks
-15%synergy
Myriad Landscape
25%inclusion23 decks93 decks
7%synergy
Irrigated Farmland
24%inclusion22 decks93 decks
2%synergy
Sea of Clouds
23%inclusion21 decks93 decks
-18%synergy
Evolving Wilds
23%inclusion21 decks93 decks
6%synergy
Hallowed Fountain
23%inclusion21 decks93 decks
-24%synergy
Tranquil Cove
22%inclusion20 decks93 decks
3%synergy
Power Depot
22%inclusion20 decks93 decks
19%synergy
Path of Ancestry
22%inclusion20 decks93 decks
7%synergy
Exotic Orchard
18%inclusion17 decks93 decks
-9%synergy
The Mycosynth Gardens
17%inclusion16 decks93 decks
14%synergy
Terramorphic Expanse
17%inclusion16 decks93 decks
6%synergy
Hengegate Pathway
15%inclusion14 decks93 decks
-6%synergy
Mystic Gate
13%inclusion12 decks93 decks
-9%synergy
Seachrome Coast
12%inclusion11 decks93 decks
-2%synergy
Ash Barrens
12%inclusion11 decks93 decks
9%synergy
Idyllic Beachfront
11%inclusion10 decks93 decks
2%synergy
Nimbus Maze
11%inclusion10 decks93 decks
-12%synergy
Floodfarm Verge
10%inclusion6 decks59 decks
-16%synergy
Demolition Field
8.6%inclusion8 decks93 decks
6%synergy
Azorius Guildgate
8.6%inclusion8 decks93 decks
2%synergy
Flooded Strand
8.6%inclusion8 decks93 decks
-22%synergy
Meticulous Archive
8.2%inclusion7 decks85 decks
-10%synergy
Glacial Floodplain
7.5%inclusion7 decks93 decks
-1%synergy
Scene of the Crime
7.1%inclusion6 decks85 decks
6%synergy
Witch Enchanter
5.8%inclusion4 decks69 decks
-7%synergy
Ondu Inversion
5.4%inclusion5 decks93 decks
2%synergy
Mirrex
5.4%inclusion5 decks93 decks
5%synergy