Shadowheart, Dark Justiciar + Body of Research
Shadowheart, Dark Justiciar
Body of Research
Requires
Shadowheart, Dark Justiciar must be on the battlefield.
Body of Research must be in hand.
Mana needed: 
Steps
- Cast Body of Research by paying , creating a 0/0 Fractal creature token, then putting a number of +1/+1 counters on it equal to your deck size.
- Activate Shadowheart by paying , tapping it and sacrificing the Fractal, causing you to draw your library.
Results
Infinite card draw. Infinite draw triggers.
Top Commanders
Muldrotha, the Gravetide
0.01% of 17139 decks
2 decks
Brokkos, Apex of Forever
0.14% of 1397 decks
2 decks
Jodah, the Unifier
0.01% of 19291 decks
2 decks
Cecily, Haunted Mage // Othelm, Sigardian Outcast
0.05% of 1953 decks
1 decks
Yidris, Maelstrom Wielder
0.01% of 6923 decks
1 decks
Ishai, Ojutai Dragonspeaker // Reyhan, Last of the Abzan
0.06% of 1661 decks
1 decks
High Synergy Cards
Sakura-Tribe Elder
56% of 9 decks
+38% synergy
Cultivate
56% of 9 decks
+10% synergy
Game Changers
Smothering Tithe
25% of 4 decks
+1% synergy
Mystical Tutor
11% of 9 decks
-3% synergy
Vampiric Tutor
11% of 9 decks
-6% synergy
Demonic Tutor
11% of 9 decks
-10% synergy
Creatures
Broodspinner
67% of 3 decks
+66% synergy
Hofri Ghostforge
67% of 3 decks
+66% synergy
The Mindskinner
67% of 3 decks
+65% synergy
Selvala, Eager Trailblazer
50% of 2 decks
+49% synergy
Marchesa, the Black Rose
50% of 4 decks
+48% synergy
Insidious Fungus
50% of 4 decks
+48% synergy
Ratadrabik of Urborg
50% of 4 decks
+47% synergy
Éowyn, Fearless Knight
50% of 2 decks
+47% synergy
Vega, the Watcher
50% of 4 decks
+47% synergy
Halana and Alena, Partners
50% of 4 decks
+46% synergy
Accursed Marauder
50% of 4 decks
+44% synergy
Disciple of Freyalise
40% of 5 decks
+35% synergy
Brion Stoutarm
33% of 3 decks
+33% synergy
Gerrard, Weatherlight Hero
33% of 3 decks
+33% synergy
Éomer, Marshal of Rohan
33% of 3 decks
+33% synergy
Giggling Skitterspike
33% of 3 decks
+32% synergy
Duke Ulder Ravengard
33% of 3 decks
+32% synergy
Frodo Baggins
33% of 3 decks
+32% synergy
Ob Nixilis, Captive Kingpin
33% of 3 decks
+32% synergy
Dockside Chef
33% of 9 decks
+32% synergy
Garth One-Eye
33% of 3 decks
+32% synergy
Cadric, Soul Kindler
33% of 3 decks
+31% synergy
Yenna, Redtooth Regent
33% of 3 decks
+30% synergy
Pippin, Guard of the Citadel
33% of 3 decks
+30% synergy
Gold-Forged Thopteryx
33% of 3 decks
+30% synergy
Aftermath Analyst
33% of 6 decks
+30% synergy
Sovereign Okinec Ahau
33% of 3 decks
+30% synergy
Doc Aurlock, Grizzled Genius
33% of 6 decks
+30% synergy
Shalai and Hallar
33% of 3 decks
+30% synergy
Springbloom Druid
33% of 9 decks
+30% synergy
Shanid, Sleepers' Scourge
33% of 3 decks
+29% synergy
Laboratory Maniac
33% of 9 decks
+29% synergy
Boromir, Warden of the Tower
33% of 3 decks
+29% synergy
Wood Elves
33% of 9 decks
+27% synergy
Sisay, Weatherlight Captain
33% of 3 decks
+27% synergy
Ramos, Dragon Engine
33% of 3 decks
+26% synergy
Baleful Strix
33% of 9 decks
+20% synergy
Morophon, the Boundless
33% of 3 decks
+19% synergy
Bringer of the Last Gift
29% of 7 decks
+28% synergy
Dracoplasm
25% of 4 decks
+25% synergy
Bloodshot Cyclops
25% of 4 decks
+25% synergy
Thromok the Insatiable
25% of 4 decks
+25% synergy
Alena, Kessig Trapper
25% of 4 decks
+25% synergy
Greven, Predator Captain
25% of 4 decks
+25% synergy
Soul of Eternity
25% of 4 decks
+25% synergy
Niambi, Esteemed Speaker
25% of 4 decks
+24% synergy
The Red Terror
25% of 4 decks
+24% synergy
Stalking Vengeance
25% of 4 decks
+24% synergy
Garna, the Bloodflame
25% of 4 decks
+24% synergy
Neheb, Dreadhorde Champion
25% of 4 decks
+24% synergy
Instants
Swords to Plowshares
50% of 4 decks
-13% synergy
Doom Blade
33% of 9 decks
+32% synergy
Beast Within
33% of 9 decks
-4% synergy
Grab the Reins
25% of 4 decks
+25% synergy
Crush Contraband
25% of 4 decks
+24% synergy
Soul's Fire
25% of 4 decks
+23% synergy
Fling
25% of 4 decks
+23% synergy
Kazuul's Fury
25% of 4 decks
+23% synergy
Path to Exile
25% of 4 decks
-22% synergy
Tend the Pests
22% of 9 decks
+21% synergy
Momentous Fall
22% of 9 decks
+20% synergy
Fact or Fiction
22% of 9 decks
+16% synergy
Rapid Hybridization
22% of 9 decks
+13% synergy
Pongify
22% of 9 decks
+11% synergy
Negate
22% of 9 decks
-0% synergy
Assassin's Trophy
22% of 9 decks
-8% synergy
Counterspell
22% of 9 decks
-20% synergy
Revitalizing Repast
20% of 5 decks
+11% synergy
Unfortunate Accident
17% of 6 decks
+17% synergy
Entish Restoration
12% of 8 decks
+6% synergy
Carrion
11% of 9 decks
+11% synergy
Domineering Will
11% of 9 decks
+11% synergy
Alchemist's Retrieval
11% of 9 decks
+10% synergy
Keep Watch
11% of 9 decks
+10% synergy
Cut Down
11% of 9 decks
+10% synergy
Roiling Regrowth
11% of 9 decks
+8% synergy
Murder
11% of 9 decks
+8% synergy
Eureka Moment
11% of 9 decks
+7% synergy
Tyvar's Stand
11% of 9 decks
+7% synergy
Malakir Rebirth
11% of 9 decks
+3% synergy
Harrow
11% of 9 decks
+2% synergy
Crop Rotation
11% of 9 decks
+1% synergy
Village Rites
11% of 9 decks
+1% synergy
Sorceries
Primevals' Glorious Rebirth
50% of 4 decks
+46% synergy
Life's Legacy
33% of 9 decks
+31% synergy
Ruinous Ultimatum
33% of 3 decks
+15% synergy
Rupture
25% of 4 decks
+25% synergy
Sheoldred's Restoration
25% of 4 decks
+25% synergy
Mass Mutiny
25% of 4 decks
+25% synergy
Song-Mad Treachery
25% of 4 decks
+24% synergy
Fell
25% of 4 decks
+23% synergy
Urza's Ruinous Blast
25% of 4 decks
+22% synergy
Idyllic Tutor
25% of 4 decks
+20% synergy
Chandra's Ignition
25% of 4 decks
+20% synergy
Blasphemous Act
25% of 4 decks
-8% synergy
Buried Alive
22% of 9 decks
+16% synergy
Kodama's Reach
22% of 9 decks
-8% synergy
Deadly Cover-Up
17% of 6 decks
+16% synergy
Infernal Tutor
11% of 9 decks
+11% synergy
Rhystic Tutor
11% of 9 decks
+11% synergy
Outmuscle
11% of 9 decks
+11% synergy
Blizzard Brawl
11% of 9 decks
+11% synergy
Morbid Curiosity
11% of 9 decks
+11% synergy
Biogenic Upgrade
11% of 9 decks
+11% synergy
Rite of Consumption
11% of 9 decks
+11% synergy
Fraying Omnipotence
11% of 9 decks
+11% synergy
Exponential Growth
11% of 9 decks
+10% synergy
Edge of Autumn
11% of 9 decks
+10% synergy
Time of Need
11% of 9 decks
+10% synergy
Explore the Underdark
11% of 9 decks
+10% synergy
Open the Gates
11% of 9 decks
+10% synergy
Aether Gale
11% of 9 decks
+10% synergy
Grow from the Ashes
11% of 9 decks
+10% synergy
Hour of Promise
11% of 9 decks
+10% synergy
Personal Tutor
11% of 9 decks
+10% synergy
Circuitous Route
11% of 9 decks
+9% synergy
Traverse the Outlands
11% of 9 decks
+8% synergy
In Garruk's Wake
11% of 9 decks
+8% synergy
Search for Tomorrow
11% of 9 decks
+8% synergy
Irenicus's Vile Duplication
11% of 9 decks
+8% synergy
Tempt with Discovery
11% of 9 decks
+7% synergy
Urban Evolution
11% of 9 decks
+7% synergy
Overwhelming Stampede
11% of 9 decks
+5% synergy
Three Visits
11% of 9 decks
-13% synergy
Nature's Lore
11% of 9 decks
-21% synergy
Farseek
11% of 9 decks
-23% synergy
Rampant Growth
11% of 9 decks
-23% synergy
Utility Artifacts
Heaped Harvest
50% of 4 decks
+48% synergy
Door to Nothingness
33% of 3 decks
+30% synergy
Wayfarer's Bauble
33% of 9 decks
+24% synergy
Candy Trail
29% of 7 decks
+28% synergy
Shorikai, Genesis Engine
25% of 4 decks
+22% synergy
Mindslaver
22% of 9 decks
+22% synergy
Amulet of Vigor
22% of 9 decks
+21% synergy
Mask of Griselbrand
22% of 9 decks
+21% synergy
Aether Spellbomb
22% of 9 decks
+21% synergy
Commander's Sphere
22% of 9 decks
+8% synergy
Altar of the Wretched
17% of 6 decks
+16% synergy
The Skullspore Nexus
14% of 7 decks
+11% synergy
Talon of Pain
11% of 9 decks
+11% synergy
Seal of the Guildpact
11% of 9 decks
+11% synergy
Trickster's Talisman
11% of 9 decks
+11% synergy
Eternity Vessel
11% of 9 decks
+11% synergy
Grafted Wargear
11% of 9 decks
+11% synergy
Cathar's Shield
11% of 9 decks
+11% synergy
Tangleweave Armor
11% of 9 decks
+11% synergy
Dragon Throne of Tarkir
11% of 9 decks
+11% synergy
The Golden Throne
11% of 9 decks
+11% synergy
Navigation Orb
11% of 9 decks
+11% synergy
Belt of Giant Strength
11% of 9 decks
+11% synergy
Scepter of Celebration
11% of 9 decks
+10% synergy
Heroes' Podium
11% of 9 decks
+10% synergy
Quietus Spike
11% of 9 decks
+10% synergy
Bone Sabres
11% of 9 decks
+10% synergy
Wand of Orcus
11% of 9 decks
+10% synergy
Eldrazi Monument
11% of 9 decks
+10% synergy
Darksteel Forge
11% of 9 decks
+10% synergy
Darksteel Plate
11% of 9 decks
+10% synergy
Vorpal Sword
11% of 9 decks
+10% synergy
Staff of Domination
11% of 9 decks
+9% synergy
Coat of Arms
11% of 9 decks
+9% synergy
Emerald Medallion
11% of 9 decks
+9% synergy
Monster Manual
11% of 9 decks
+9% synergy
Maskwood Nexus
11% of 9 decks
+8% synergy
Shadowspear
11% of 9 decks
+8% synergy
Basilisk Collar
11% of 9 decks
+7% synergy
Whispersilk Cloak
11% of 9 decks
+7% synergy
Blackblade Reforged
11% of 9 decks
+7% synergy
Ozolith, the Shattered Spire
11% of 9 decks
+6% synergy
Swiftfoot Boots
11% of 9 decks
-16% synergy
Enchantments
Annie Joins Up
100% of 1 decks
+87% synergy
Bigger on the Inside
50% of 2 decks
+48% synergy
Oath of Teferi
50% of 4 decks
+47% synergy
Greater Good
33% of 9 decks
+28% synergy
Hopeless Nightmare
29% of 7 decks
+28% synergy
Quest for Pure Flame
25% of 4 decks
+25% synergy
Elemental Mastery
25% of 4 decks
+25% synergy
Oath of Gideon
25% of 4 decks
+24% synergy
Bard Class
25% of 4 decks
+24% synergy
Fervor
25% of 4 decks
+24% synergy
Monstrous Vortex
25% of 4 decks
+23% synergy
Sneak Attack
25% of 4 decks
+23% synergy
All Will Be One
25% of 4 decks
+22% synergy
Rhythm of the Wild
25% of 4 decks
+1% synergy
Gonti's Machinations
22% of 9 decks
+22% synergy
Feed the Pack
22% of 9 decks
+22% synergy
Seal of Doom
22% of 9 decks
+22% synergy
Seal of Removal
22% of 9 decks
+22% synergy
Secrets of the Dead
22% of 9 decks
+21% synergy
Seal of Primordium
22% of 9 decks
+21% synergy
Kaya's Ghostform
22% of 9 decks
+18% synergy
Doubling Season
22% of 9 decks
+13% synergy
Kozilek's Unsealing
20% of 5 decks
+18% synergy
Insidious Roots
17% of 6 decks
+11% synergy
Virtue of Persistence
14% of 7 decks
+12% synergy
Up the Beanstalk
14% of 7 decks
+11% synergy
Leyline Immersion
12% of 8 decks
+12% synergy
Mystic Decree
11% of 9 decks
+11% synergy
One with the Stars
11% of 9 decks
+11% synergy
Night Dealings
11% of 9 decks
+11% synergy
Dying Wish
11% of 9 decks
+11% synergy
Oath of Liliana
11% of 9 decks
+11% synergy
Paradox Zone
11% of 9 decks
+11% synergy
Feast of Sanity
11% of 9 decks
+11% synergy
Presence of Gond
11% of 9 decks
+11% synergy
Stasis
11% of 9 decks
+11% synergy
Lich's Mastery
11% of 9 decks
+11% synergy
Liliana's Talent
11% of 9 decks
+11% synergy
Agent of the Shadow Thieves
11% of 9 decks
+10% synergy
Raised by Giants
11% of 9 decks
+10% synergy
Font of Fertility
11% of 9 decks
+10% synergy
From Beyond
11% of 9 decks
+10% synergy
Liliana's Mastery
11% of 9 decks
+10% synergy
Fight Rigging
11% of 9 decks
+10% synergy
Death's Presence
11% of 9 decks
+10% synergy
Colossification
11% of 9 decks
+10% synergy
Pemmin's Aura
11% of 9 decks
+10% synergy
Liliana's Caress
11% of 9 decks
+10% synergy
Necroduality
11% of 9 decks
+10% synergy
Evolutionary Leap
11% of 9 decks
+10% synergy
Planeswalkers
Sarkhan Vol
25% of 4 decks
+25% synergy
Jace, Wielder of Mysteries
22% of 9 decks
+19% synergy
Vraska, Scheming Gorgon
11% of 9 decks
+11% synergy
Jace, Cunning Castaway
11% of 9 decks
+11% synergy
Liliana, the Last Hope
11% of 9 decks
+11% synergy
Vivien Reid
11% of 9 decks
+10% synergy
Liliana Vess
11% of 9 decks
+10% synergy
Liliana of the Veil
11% of 9 decks
+10% synergy
Tasha, the Witch Queen
11% of 9 decks
+10% synergy
Vraska the Unseen
11% of 9 decks
+10% synergy
Liliana of the Dark Realms
11% of 9 decks
+10% synergy
Vraska, Golgari Queen
11% of 9 decks
+8% synergy
Utility Lands
Bojuka Bog
22% of 9 decks
-8% synergy
Great Hall of the Citadel
12% of 8 decks
+11% synergy
Miren, the Moaning Well
11% of 9 decks
+11% synergy
Hostile Hostel
11% of 9 decks
+11% synergy
Thran Portal
11% of 9 decks
+11% synergy
The Hunter Maze
11% of 9 decks
+10% synergy
Basilisk Gate
11% of 9 decks
+10% synergy
Baldur's Gate
11% of 9 decks
+10% synergy
Bonders' Enclave
11% of 9 decks
+9% synergy
High Market
11% of 9 decks
+8% synergy
Grim Backwoods
11% of 9 decks
+7% synergy
Urza's Saga
11% of 9 decks
+4% synergy
Phyrexian Tower
11% of 9 decks
+2% synergy
Mosswort Bridge
11% of 9 decks
+1% synergy
Rogue's Passage
11% of 9 decks
-9% synergy
Reliquary Tower
11% of 9 decks
-19% synergy
Mana Artifacts
Sol Ring
56% of 9 decks
-29% synergy
Chromatic Lantern
33% of 9 decks
+24% synergy
Arcane Signet
33% of 9 decks
-39% synergy
Prismatic Geoscope
11% of 9 decks
+11% synergy
Manalith
11% of 9 decks
+11% synergy
Honor-Worn Shaku
11% of 9 decks
+11% synergy
Relic of Legends
11% of 9 decks
+9% synergy
Golgari Signet
11% of 9 decks
-1% synergy
Lands
Command Tower
78% of 9 decks
+4% synergy
Exotic Orchard
67% of 9 decks
+31% synergy
Foreboding Landscape
50% of 4 decks
+42% synergy
Savage Lands
50% of 4 decks
+27% synergy
Frontier Bivouac
50% of 4 decks
+22% synergy
Ziatora's Proving Ground
50% of 4 decks
+20% synergy
Crumbling Necropolis
50% of 4 decks
+19% synergy
Ketria Triome
50% of 4 decks
+18% synergy
Smoldering Marsh
50% of 4 decks
+17% synergy
Cinder Glade
50% of 4 decks
+12% synergy
Evolving Wilds
44% of 9 decks
+24% synergy
Maestros Theater
33% of 9 decks
+32% synergy
Riveteers Overlook
33% of 9 decks
+32% synergy
Crystal Quarry
33% of 3 decks
+29% synergy
Boros Guildgate
33% of 3 decks
+28% synergy
Terramorphic Expanse
33% of 9 decks
+18% synergy
Myriad Landscape
33% of 9 decks
+15% synergy
Opulent Palace
33% of 9 decks
+6% synergy
Mystic Monastery
33% of 3 decks
+6% synergy
Nomad Outpost
33% of 3 decks
+5% synergy
Woodland Cemetery
33% of 9 decks
+4% synergy
Jungle Shrine
33% of 3 decks
+1% synergy
Sunken Hollow
33% of 9 decks
-1% synergy
Overgrown Tomb
33% of 9 decks
-8% synergy
Cliffgate
25% of 4 decks
+23% synergy
Citadel Gate
25% of 4 decks
+23% synergy
Geothermal Bog
25% of 4 decks
+22% synergy
Molten Tributary
25% of 4 decks
+21% synergy
Azorius Guildgate
25% of 4 decks
+21% synergy
Rakdos Guildgate
25% of 4 decks
+21% synergy
Gruul Guildgate
25% of 4 decks
+20% synergy
Orzhov Guildgate
25% of 4 decks
+20% synergy
Selesnya Guildgate
25% of 4 decks
+20% synergy
Izzet Guildgate
25% of 4 decks
+20% synergy
Wooded Ridgeline
25% of 4 decks
+20% synergy
Azorius Chancery
25% of 4 decks
+10% synergy
Sunpetal Grove
25% of 4 decks
+1% synergy
Sandsteppe Citadel
25% of 4 decks
-1% synergy
Xander's Lounge
25% of 4 decks
-1% synergy
Seaside Citadel
25% of 4 decks
-1% synergy
Shivan Reef
25% of 4 decks
-2% synergy
Prairie Stream
25% of 4 decks
-9% synergy
Canopy Vista
25% of 4 decks
-12% synergy
Blood Crypt
25% of 4 decks
-13% synergy
Steam Vents
25% of 4 decks
-13% synergy
Stomping Ground
25% of 4 decks
-15% synergy
Obscura Storefront
22% of 9 decks
+21% synergy
Black Dragon Gate
22% of 9 decks
+20% synergy
Sea Gate
22% of 9 decks
+20% synergy
Manor Gate
22% of 9 decks
+20% synergy