Professor's Warning (Card)

Professor's Warning
In 10242 decks 0.35% of 2933662 decks
Unsummoned Skull
Kalakscion, Hunger Tyrant Deck Tech
Bite down on your opponents with this aggressive Kalakscion, Hunger Tyrant Commander deck.
Ben Doolittle
Conditions Allow - Sarevok, Deathbringer EDH
Ben Doolittle pairs Sarevok with Far Traveler for an exciting Mardu blink deck in this week's Conditions Allow.
Cardsphere
Archidekt
Commander Spellbook
Moxfield
Scryfall
MTGStocks
Shirei, Shizo's Caretaker
12.27% of 5943 decks 729 decks
Sarulf, Realm Eater
31.01% of 2180 decks 676 decks
Ob Nixilis, Captive Kingpin
5.10% of 9763 decks 498 decks
Skullbriar, the Walking Grave
6.05% of 7319 decks 443 decks
Judith, Carnage Connoisseur
4.32% of 9368 decks 405 decks
K'rrik, Son of Yawgmoth
2.52% of 15516 decks 391 decks
Marchesa, the Black Rose
3.15% of 10356 decks 326 decks
Xantcha, Sleeper Agent
5.52% of 3641 decks 201 decks
Tergrid, God of Fright
1.93% of 9934 decks 192 decks
Chatterfang, Squirrel General
0.77% of 18666 decks 143 decks
Skithiryx, the Blight Dragon
7.00% of 2029 decks 142 decks
Liliana, Heretical Healer
3.33% of 3813 decks 127 decks
Sheoldred, the Apocalypse
1.28% of 9741 decks 125 decks
Lord of the Nazgûl
0.95% of 12681 decks 120 decks
Tor Wauki the Younger
3.38% of 2928 decks 99 decks
Gisa, Glorious Resurrector
7.55% of 1298 decks 98 decks
Wilson, Refined Grizzly // Agent of the Shadow Thieves
17.58% of 472 decks 83 decks
Mauhúr, Uruk-hai Captain
14.99% of 507 decks 76 decks
Valgavoth, Harrower of Souls
0.55% of 13205 decks 73 decks
Vren, the Relentless
1.13% of 5919 decks 67 decks
New Cards
Hollowmurk Siege
9% of 247 decks +7% synergy
Sultai Devotee
6% of 50 decks +5% synergy
Host of the Hereafter
4% of 247 decks +3% synergy
Lightfoot Technique
4% of 85 decks +3% synergy
Qarsi Revenant
3% of 1105 decks +2% synergy
High Synergy Cards
Snakeskin Veil
55% of 2741 decks +50% synergy
Gaea's Gift
35% of 2741 decks +32% synergy
Invigorating Surge
33% of 2741 decks +32% synergy
Armor of Shadows
31% of 10242 decks +30% synergy
Tamiyo's Safekeeping
35% of 2741 decks +29% synergy
Corpsejack Menace
31% of 2741 decks +26% synergy
Winding Constrictor
28% of 2741 decks +24% synergy
Slippery Bogbonder
25% of 2741 decks +23% synergy
Revitalizing Repast
31% of 1490 decks +22% synergy
Forgotten Ancient
28% of 2741 decks +22% synergy
Top Cards
Cultivate
52% of 2741 decks +7% synergy
Rampant Growth
48% of 2741 decks +13% synergy
Swiftfoot Boots
42% of 10242 decks +15% synergy
Counterspell
41% of 1739 decks -1% synergy
Swords to Plowshares
38% of 1054 decks -24% synergy
Chaos Warp
38% of 3484 decks +7% synergy
Blasphemous Act
37% of 3484 decks +4% synergy
Feed the Swarm
36% of 10242 decks +19% synergy
Dark Ritual
36% of 10242 decks +13% synergy
Putrefy
34% of 2741 decks +19% synergy
Game Changers
Demonic Tutor
11% of 10242 decks -10% synergy
Jeska's Will
11% of 3484 decks -6% synergy
Rhystic Study
10% of 1739 decks -16% synergy
Bolas's Citadel
10% of 10242 decks +1% synergy
Cyclonic Rift
9% of 1739 decks -17% synergy
Smothering Tithe
9% of 1054 decks -15% synergy
Deflecting Swat
9% of 3484 decks -7% synergy
Vampiric Tutor
8% of 10242 decks -10% synergy
Teferi's Protection
8% of 1054 decks -12% synergy
Fierce Guardianship
6% of 1739 decks -12% synergy
Creatures
Sakura-Tribe Elder
26% of 2741 decks +9% synergy
Ignoble Hierarch
22% of 400 decks -4% synergy
Llanowar Elves
20% of 2741 decks -0% synergy
Kessig Flamebreather
19% of 3484 decks +16% synergy
Titanoth Rex
19% of 2741 decks +17% synergy
Kami of Whispered Hopes
18% of 2741 decks +12% synergy
Cankerbloom
18% of 2741 decks +12% synergy
Eternal Witness
17% of 2741 decks -2% synergy
Firebrand Archer
17% of 3484 decks +14% synergy
Gray Merchant of Asphodel
16% of 10242 decks +8% synergy
Baleful Strix
16% of 1739 decks +4% synergy
Reclamation Sage
16% of 2741 decks +6% synergy
Blood Artist
16% of 10242 decks +5% synergy
Kardur, Doomscourge
16% of 3484 decks +9% synergy
Storm-Kiln Artist
15% of 3484 decks +6% synergy
Elvish Mystic
14% of 2741 decks -3% synergy
Viscera Seer
13% of 10242 decks +5% synergy
Zulaport Cutthroat
13% of 10242 decks +4% synergy
Duskshell Crawler
13% of 2741 decks +11% synergy
Stormfist Crusader
13% of 3484 decks +9% synergy
Thermo-Alchemist
13% of 3484 decks +10% synergy
Mahadi, Emporium Master
13% of 3484 decks +6% synergy
Solemn Simulacrum
13% of 10242 decks -1% synergy
Aurelia, the Warleader
12% of 332 decks +5% synergy
Guttersnipe
12% of 3484 decks +6% synergy
Mayhem Devil
12% of 3484 decks +2% synergy
Herald of Secret Streams
12% of 1739 decks +9% synergy
Dack's Duplicate
11% of 779 decks +11% synergy
Gemrazer
11% of 2741 decks +10% synergy
Shaile, Dean of Radiance
11% of 1054 decks +11% synergy
Goblin Anarchomancer
11% of 400 decks -2% synergy
Razorkin Needlehead
11% of 1639 decks +7% synergy
Morbid Opportunist
11% of 10242 decks +5% synergy
Hornbash Mentor
11% of 2741 decks +11% synergy
Evolution Sage
11% of 2741 decks +5% synergy
Plaguecrafter
11% of 10242 decks +6% synergy
Felisa, Fang of Silverquill
11% of 1054 decks +9% synergy
Birds of Paradise
11% of 2741 decks -16% synergy
Master Biomancer
11% of 368 decks +8% synergy
Killian, Ink Duelist
11% of 1054 decks +9% synergy
Isshin, Two Heavens as One
11% of 332 decks +5% synergy
Syr Konrad, the Grim
10% of 10242 decks +2% synergy
Gisela, Blade of Goldnight
10% of 332 decks +4% synergy
Breena, the Demagogue
10% of 1054 decks +7% synergy
Spear Spewer
10% of 3484 decks +9% synergy
Accursed Marauder
10% of 5759 decks +4% synergy
Spark Double
10% of 1739 decks +3% synergy
Mr. Orfeo, the Boulder
10% of 400 decks +7% synergy
Crypt Ghast
9% of 10242 decks +5% synergy
Coruscation Mage
9% of 1867 decks +6% synergy
Instants
Negate
34% of 1739 decks +12% synergy
Terminate
33% of 3484 decks +13% synergy
Rakdos Charm
32% of 3484 decks +18% synergy
Beast Within
30% of 2741 decks -7% synergy
Path to Exile
28% of 1054 decks -19% synergy
Assassin's Trophy
25% of 2741 decks -5% synergy
Bedevil
25% of 3484 decks +12% synergy
Fracture
25% of 1054 decks +18% synergy
Tyvar's Stand
25% of 2741 decks +20% synergy
Golgari Charm
24% of 2741 decks +18% synergy
Hunter's Insight
24% of 2741 decks +20% synergy
Gift of the Viper
24% of 1443 decks +21% synergy
Return of the Wildspeaker
22% of 2741 decks +10% synergy
Abrade
22% of 3484 decks +10% synergy
Undying Malice
21% of 10242 decks +19% synergy
Village Rites
21% of 10242 decks +11% synergy
Heroic Intervention
21% of 2741 decks -9% synergy
Despark
20% of 1054 decks +5% synergy
Feign Death
20% of 10242 decks +18% synergy
Slip Out the Back
19% of 1739 decks +17% synergy
Return to Nature
19% of 2741 decks +13% synergy
Ancient Animus
18% of 2741 decks +17% synergy
Deathsprout
18% of 2741 decks +14% synergy
Solidarity of Heroes
18% of 2741 decks +17% synergy
Oblivion's Hunger
17% of 10242 decks +17% synergy
Thrill of Possibility
17% of 3484 decks +7% synergy
Brainstorm
17% of 1739 decks -3% synergy
Boros Charm
17% of 332 decks -8% synergy
Arcane Denial
17% of 1739 decks -4% synergy
Bolt Bend
16% of 3484 decks +12% synergy
Supernatural Stamina
16% of 10242 decks +14% synergy
Tribute to the Wild
16% of 2741 decks +16% synergy
Mortify
16% of 1054 decks +4% synergy
Loran's Escape
15% of 1054 decks +13% synergy
Malakir Rebirth
15% of 10242 decks +7% synergy
Deadly Dispute
15% of 10242 decks +4% synergy
Lightning Bolt
15% of 3484 decks +4% synergy
Go for the Throat
14% of 10242 decks +7% synergy
An Offer You Can't Refuse
14% of 1739 decks -7% synergy
Inscription of Abundance
14% of 2741 decks +12% synergy
Blacksmith's Skill
14% of 1054 decks +12% synergy
Opt
14% of 1739 decks +4% synergy
Infernal Grasp
13% of 10242 decks +6% synergy
Growth Spiral
13% of 368 decks -8% synergy
Generous Gift
13% of 1054 decks -11% synergy
Inkshield
13% of 1054 decks +7% synergy
Abzan Charm
13% of 236 decks +8% synergy
Tragic Slip
13% of 10242 decks +9% synergy
Withering Torment
13% of 4466 decks +5% synergy
Untimely Malfunction
12% of 1611 decks +5% synergy
Sorceries
Kodama's Reach
31% of 2741 decks +1% synergy
Sign in Blood
29% of 10242 decks +20% synergy
Harmonize
24% of 2741 decks +16% synergy
Farseek
24% of 2741 decks -10% synergy
Nature's Lore
24% of 2741 decks -8% synergy
Culling Ritual
23% of 2741 decks +12% synergy
Read the Bones
21% of 10242 decks +14% synergy
Casualties of War
19% of 2741 decks +15% synergy
Night's Whisper
19% of 10242 decks +10% synergy
Faithless Looting
18% of 3484 decks +2% synergy
Tectonic Hazard
18% of 2852 decks +16% synergy
Three Visits
18% of 2741 decks -7% synergy
Vandalblast
17% of 3484 decks +1% synergy
Grapeshot
16% of 3484 decks +12% synergy
Visions of Dominance
16% of 2741 decks +16% synergy
Mana Geyser
16% of 3484 decks +9% synergy
Chain Reaction
16% of 3484 decks +11% synergy
End the Festivities
16% of 3484 decks +14% synergy
Rishkar's Expertise
15% of 2741 decks +5% synergy
Increasing Savagery
15% of 2741 decks +15% synergy
Explore
14% of 2741 decks +5% synergy
Ruinous Ultimatum
14% of 332 decks -5% synergy
Toxic Deluge
13% of 10242 decks -5% synergy
Fangs of Kalonia
13% of 1471 decks +11% synergy
Victimize
13% of 10242 decks +1% synergy
Pick Your Poison
12% of 1894 decks +11% synergy
Scale the Heights
12% of 2741 decks +11% synergy
Diabolic Tutor
12% of 10242 decks +5% synergy
Secret Rendezvous
11% of 1054 decks +9% synergy
Blazing Volley
11% of 3484 decks +10% synergy
Light Up the Stage
11% of 3484 decks +8% synergy
Reanimate
11% of 10242 decks -6% synergy
Villainous Wealth
11% of 368 decks +3% synergy
Silverquill Command
10% of 1054 decks +10% synergy
Ponder
10% of 1739 decks -2% synergy
Austere Command
10% of 1054 decks -3% synergy
Soul's Might
10% of 2741 decks +9% synergy
Humiliate
9% of 1054 decks +9% synergy
Blot Out the Sky
9% of 1054 decks +8% synergy
Damn
9% of 1054 decks -7% synergy
Exsanguinate
9% of 10242 decks +3% synergy
Rise of the Witch-king
9% of 2584 decks +4% synergy
Chandra's Ignition
9% of 3484 decks +4% synergy
Preordain
9% of 1739 decks -2% synergy
Vindicate
8% of 1054 decks +3% synergy
Search for Tomorrow
8% of 2741 decks +5% synergy
Smash to Dust
8% of 3484 decks +7% synergy
Find // Finality
8% of 2741 decks +6% synergy
Migration Path
8% of 2741 decks +5% synergy
Ringsight
8% of 1678 decks +4% synergy
Utility Artifacts
Mind Stone
27% of 10242 decks +10% synergy
Lightning Greaves
22% of 10242 decks -3% synergy
Commander's Sphere
18% of 10242 decks +4% synergy
Wayfarer's Bauble
16% of 10242 decks +7% synergy
Ozolith, the Shattered Spire
15% of 2741 decks +10% synergy
Jet Medallion
12% of 10242 decks +9% synergy
Ashnod's Altar
9% of 10242 decks +2% synergy
Mithril Coat
8% of 9757 decks +4% synergy
Skullclamp
8% of 10242 decks -4% synergy
Whispersilk Cloak
7% of 10242 decks +3% synergy
Door to Nothingness
7% of 117 decks +3% synergy
Power Fist
7% of 1787 decks +5% synergy
Bontu's Monument
6% of 10242 decks +4% synergy
Bident of Thassa
6% of 1739 decks -0% synergy
The Ozolith
6% of 10242 decks +3% synergy
Unstable Amulet
6% of 2056 decks +5% synergy
Fractal Harness
5% of 2741 decks +5% synergy
Blackblade Reforged
5% of 10242 decks +1% synergy
Enchantments
Hardened Scales
27% of 2741 decks +18% synergy
Hydra's Growth
24% of 2741 decks +22% synergy
Phyrexian Arena
19% of 10242 decks +4% synergy
Rhythm of the Wild
18% of 400 decks -5% synergy
Kaya's Ghostform
16% of 10242 decks +12% synergy
Roiling Vortex
15% of 3484 decks +13% synergy
Vraska Joins Up
14% of 1656 decks +10% synergy
Ghostly Prison
13% of 1054 decks +1% synergy
Manabarbs
13% of 3484 decks +11% synergy
Branching Evolution
12% of 2741 decks +7% synergy
Ordeal of Nylea
12% of 2741 decks +11% synergy
Spiteful Visions
12% of 3484 decks +9% synergy
Binding the Old Gods
11% of 2741 decks +6% synergy
Rancor
11% of 2741 decks +7% synergy
Simic Ascendancy
10% of 368 decks +4% synergy
Propaganda
10% of 1739 decks -2% synergy
All Will Be One
10% of 3484 decks +7% synergy
Stocking the Pantry
10% of 1271 decks +8% synergy
Brokers Ascendancy
9% of 159 decks +3% synergy
Goblin Bombardment
9% of 3484 decks +3% synergy
Impact Tremors
9% of 3484 decks -1% synergy
Deathreap Ritual
9% of 2741 decks +5% synergy
Fiery Inscription
9% of 3349 decks +5% synergy
Theater of Horrors
8% of 3484 decks +7% synergy
Bastion of Remembrance
8% of 10242 decks +2% synergy
Shiny Impetus
8% of 3484 decks +6% synergy
Snake Umbra
8% of 2741 decks +5% synergy
Duelist's Heritage
8% of 1054 decks +6% synergy
Dramatic Finale
8% of 1054 decks +8% synergy
Forced Adaptation
8% of 2741 decks +7% synergy
Together Forever
8% of 1054 decks +7% synergy
Wizard Class
8% of 1739 decks +4% synergy
Wild Growth
8% of 2741 decks -3% synergy
Black Market
8% of 10242 decks +3% synergy
Moldervine Reclamation
8% of 2741 decks -1% synergy
Felidar Retreat
7% of 1054 decks +1% synergy
Underworld Dreams
7% of 10242 decks +5% synergy
Temur Ascendancy
7% of 124 decks -8% synergy
Black Market Connections
7% of 10242 decks -4% synergy
Annie Joins Up
7% of 73 decks -6% synergy
Maelstrom Nexus
7% of 117 decks -0% synergy
Citadel Siege
7% of 1054 decks +6% synergy
Garruk's Uprising
7% of 2741 decks -10% synergy
Sanguine Bond
7% of 10242 decks +1% synergy
Mystic Remora
7% of 1739 decks -11% synergy
Curse of Opulence
6% of 3484 decks +3% synergy
Vampiric Rites
6% of 10242 decks +4% synergy
Abzan Ascendancy
6% of 236 decks +5% synergy
Leyline of the Guildpact
6% of 79 decks -9% synergy
Aqueous Form
6% of 1739 decks +2% synergy
Planeswalkers
Domri, Anarch of Bolas
9% of 400 decks +5% synergy
Geyadrone Dihada
7% of 779 decks +6% synergy
Garruk, Cursed Huntsman
6% of 2741 decks +3% synergy
Professor Onyx
5% of 10242 decks +4% synergy
Utility Lands
Bojuka Bog
30% of 10242 decks -0% synergy
Rogue's Passage
27% of 10242 decks +7% synergy
Reliquary Tower
19% of 10242 decks -11% synergy
Kessig Wolf Run
14% of 400 decks -2% synergy
Cabal Coffers
13% of 10242 decks +3% synergy
Vault of the Archangel
12% of 1054 decks +1% synergy
Llanowar Reborn
12% of 2741 decks +10% synergy
Urborg, Tomb of Yawgmoth
12% of 10242 decks +3% synergy
Witch's Cottage
10% of 10242 decks +7% synergy
Tyrite Sanctum
10% of 10242 decks +8% synergy
Oran-Rief, the Vastwood
10% of 2741 decks +5% synergy
Temple of the False God
9% of 10242 decks -0% synergy
Mortuary Mire
9% of 10242 decks +4% synergy
Cabal Stronghold
8% of 10242 decks +5% synergy
Boseiju, Who Endures
8% of 2741 decks -11% synergy
Barren Moor
8% of 10242 decks +4% synergy
Restless Cottage
7% of 2381 decks +4% synergy
Mystic Sanctuary
7% of 1739 decks -5% synergy
Castle Locthwain
7% of 10242 decks +2% synergy
Mosswort Bridge
6% of 2741 decks -4% synergy
Shizo, Death's Storehouse
6% of 10242 decks +2% synergy
Shivan Gorge
6% of 3484 decks +5% synergy
War Room
6% of 10242 decks -0% synergy
Karn's Bastion
6% of 10242 decks +1% synergy
Takenuma, Abandoned Mire
6% of 10242 decks -4% synergy
Restless Fortress
5% of 943 decks +3% synergy
Hissing Quagmire
5% of 2741 decks +4% synergy
Otawara, Soaring City
5% of 1739 decks -11% synergy
Mana Artifacts
Sol Ring
73% of 10242 decks -11% synergy
Arcane Signet
63% of 10242 decks -9% synergy
Rakdos Signet
51% of 3484 decks +22% synergy
Dimir Signet
37% of 1739 decks +9% synergy
Talisman of Indulgence
35% of 3484 decks +8% synergy
Orzhov Signet
33% of 1054 decks +6% synergy
Talisman of Dominance
32% of 1739 decks -1% synergy
Izzet Signet
31% of 779 decks +3% synergy
Talisman of Creativity
26% of 779 decks -2% synergy
Talisman of Hierarchy
21% of 1054 decks -4% synergy
Golgari Signet
21% of 2741 decks +9% synergy
Fellwar Stone
19% of 10242 decks -2% synergy
Charcoal Diamond
18% of 10242 decks +13% synergy
Talisman of Resilience
18% of 2741 decks +5% synergy
Azorius Signet
18% of 260 decks -7% synergy
Fire Diamond
17% of 3484 decks +12% synergy
Boros Signet
15% of 332 decks -7% synergy
Thought Vessel
15% of 10242 decks -2% synergy
Talisman of Conviction
13% of 332 decks -11% synergy
Gruul Signet
10% of 400 decks -1% synergy
Talisman of Curiosity
8% of 368 decks -5% synergy
Talisman of Progress
8% of 260 decks -16% synergy
Talisman of Impulse
8% of 400 decks -2% synergy
Relic of Sauron
8% of 745 decks -1% synergy
Timeless Lotus
8% of 117 decks -4% synergy
Sky Diamond
8% of 1739 decks +3% synergy
Marble Diamond
7% of 1054 decks +4% synergy
Simic Signet
7% of 368 decks -7% synergy
Obelisk of Grixis
6% of 779 decks +4% synergy
Midnight Clock
5% of 1739 decks +0% synergy
Savai Crystal
5% of 332 decks +4% synergy
Lands
Command Tower
57% of 10242 decks -18% synergy
Crumbling Necropolis
53% of 779 decks +22% synergy
Smoldering Marsh
53% of 3484 decks +20% synergy
Sunken Hollow
41% of 1739 decks +6% synergy
Dragonskull Summit
40% of 3484 decks +7% synergy
Foreboding Ruins
38% of 3484 decks +22% synergy
Woodland Cemetery
36% of 2741 decks +6% synergy
Savage Lands
34% of 400 decks +11% synergy
Opulent Palace
32% of 368 decks +5% synergy
Caves of Koilos
32% of 1054 decks +3% synergy
Rakdos Carnarium
32% of 3484 decks +18% synergy
Nomad Outpost
31% of 332 decks +2% synergy
Llanowar Wastes
31% of 2741 decks +4% synergy
Drowned Catacomb
30% of 1739 decks +4% synergy
Golgari Rot Farm
29% of 2741 decks +11% synergy
Xander's Lounge
29% of 779 decks +3% synergy
Temple of Malady
29% of 2741 decks +12% synergy
Arcane Sanctum
29% of 260 decks +1% synergy
Sulfur Falls
29% of 779 decks -4% synergy
Cinder Glade
28% of 400 decks -11% synergy
Temple of Silence
28% of 1054 decks +9% synergy
Temple of Malice
27% of 3484 decks +13% synergy
Isolated Chapel
27% of 1054 decks -3% synergy
Shineshadow Snarl
27% of 1054 decks +15% synergy
Sandsteppe Citadel
27% of 236 decks +1% synergy
Jungle Hollow
27% of 2741 decks +18% synergy
Sulfurous Springs
26% of 3484 decks +5% synergy
Shadowblood Ridge
26% of 3484 decks +14% synergy
Tainted Peak
26% of 3484 decks +15% synergy
Tainted Wood
26% of 2741 decks +12% synergy
Orzhov Basilica
26% of 1054 decks +10% synergy
Overgrown Tomb
26% of 2741 decks -16% synergy
Ziatora's Proving Ground
26% of 400 decks -4% synergy
Shivan Reef
24% of 779 decks -3% synergy
Blood Crypt
24% of 3484 decks -14% synergy
Choked Estuary
24% of 1739 decks +8% synergy
Necroblossom Snarl
24% of 2741 decks +12% synergy
Tainted Field
24% of 1054 decks +10% synergy
Myriad Landscape
24% of 10242 decks +5% synergy
Scoured Barrens
24% of 1054 decks +14% synergy
Frontier Bivouac
23% of 124 decks -5% synergy
Undergrowth Stadium
23% of 2741 decks -2% synergy
Twisted Landscape
23% of 217 decks +11% synergy
Dimir Aqueduct
23% of 1739 decks +7% synergy
Seething Landscape
23% of 449 decks +14% synergy
Luxury Suite
21% of 3484 decks -4% synergy
Temple of Deceit
21% of 1739 decks +5% synergy
Steam Vents
21% of 779 decks -17% synergy
Exotic Orchard
21% of 10242 decks -15% synergy
Jungle Shrine
21% of 124 decks -11% synergy