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.
Jodah, the Unifier
0.01% of 20237 decks
2 decks
Brokkos, Apex of Forever
0.14% of 1406 decks
2 decks
Muldrotha, the Gravetide
0.01% of 17483 decks
2 decks
Cecily, Haunted Mage // Othelm, Sigardian Outcast
0.05% of 1970 decks
1 decks
Zaxara, the Exemplary
0.01% of 13703 decks
1 decks
Yidris, Maelstrom Wielder
0.01% of 6976 decks
1 decks
Ishai, Ojutai Dragonspeaker // Reyhan, Last of the Abzan
0.06% of 1673 decks
1 decks
High Synergy Cards
Sakura-Tribe Elder
60% of 10 decks
+42% synergy
Top Cards
Cultivate
50% of 10 decks
+5% synergy
Game Changers
Smothering Tithe
25% of 4 decks
+1% synergy
Mystical Tutor
10% of 10 decks
-4% synergy
Vampiric Tutor
10% of 10 decks
-7% synergy
Demonic Tutor
10% of 10 decks
-11% synergy
Creatures
Hofri Ghostforge
67% of 3 decks
+66% synergy
Selvala, Eager Trailblazer
50% of 2 decks
+49% synergy
Broodspinner
50% of 4 decks
+49% synergy
The Mindskinner
50% of 4 decks
+49% synergy
Marchesa, the Black Rose
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
Insidious Fungus
40% of 5 decks
+38% synergy
Accursed Marauder
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
Frodo Baggins
33% of 3 decks
+32% synergy
Duke Ulder Ravengard
33% of 3 decks
+32% synergy
Ob Nixilis, Captive Kingpin
33% of 3 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
Sovereign Okinec Ahau
33% of 3 decks
+30% synergy
Shalai and Hallar
33% of 3 decks
+30% synergy
Shanid, Sleepers' Scourge
33% of 3 decks
+29% synergy
Boromir, Warden of the Tower
33% of 3 decks
+29% synergy
Disciple of Freyalise
33% of 6 decks
+28% synergy
Sisay, Weatherlight Captain
33% of 3 decks
+27% synergy
Ramos, Dragon Engine
33% of 3 decks
+26% synergy
Morophon, the Boundless
33% of 3 decks
+19% synergy
Dockside Chef
30% of 10 decks
+29% synergy
Springbloom Druid
30% of 10 decks
+26% synergy
Laboratory Maniac
30% of 10 decks
+26% synergy
Wood Elves
30% of 10 decks
+24% synergy
Reclamation Sage
30% of 10 decks
+20% synergy
Baleful Strix
30% of 10 decks
+17% synergy
Aftermath Analyst
29% of 7 decks
+25% synergy
Doc Aurlock, Grizzled Genius
29% of 7 decks
+25% 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
Bringer of the Last Gift
25% of 8 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
30% of 10 decks
+28% synergy
Beast Within
30% of 10 decks
-7% 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
20% of 10 decks
+19% synergy
Momentous Fall
20% of 10 decks
+18% synergy
Fact or Fiction
20% of 10 decks
+14% synergy
Rapid Hybridization
20% of 10 decks
+11% synergy
Pongify
20% of 10 decks
+9% synergy
Negate
20% of 10 decks
-2% synergy
Assassin's Trophy
20% of 10 decks
-10% synergy
Counterspell
20% of 10 decks
-22% synergy
Revitalizing Repast
17% of 6 decks
+8% synergy
Unfortunate Accident
14% of 7 decks
+14% synergy
Repulsive Mutation
14% of 7 decks
+12% synergy
Entish Restoration
11% of 9 decks
+5% synergy
Carrion
10% of 10 decks
+10% synergy
Strength of the Tajuru
10% of 10 decks
+10% synergy
Early Harvest
10% of 10 decks
+10% synergy
Domineering Will
10% of 10 decks
+10% synergy
March of Wretched Sorrow
10% of 10 decks
+10% synergy
Thassa's Intervention
10% of 10 decks
+9% synergy
Alchemist's Retrieval
10% of 10 decks
+9% synergy
Keep Watch
10% of 10 decks
+9% synergy
Cut Down
10% of 10 decks
+9% synergy
Invigorating Surge
10% of 10 decks
+9% synergy
Roiling Regrowth
10% of 10 decks
+7% synergy
March of Swirling Mist
10% of 10 decks
+7% synergy
Murder
10% of 10 decks
+6% synergy
Eureka Moment
10% of 10 decks
+6% synergy
Tyvar's Stand
10% of 10 decks
+6% synergy
Malakir Rebirth
10% of 10 decks
+2% synergy
Harrow
10% of 10 decks
+1% synergy
Crop Rotation
10% of 10 decks
+0% synergy
Village Rites
10% of 10 decks
+0% synergy
Deadly Rollick
10% of 10 decks
-1% synergy
Sorceries
Primevals' Glorious Rebirth
50% of 4 decks
+46% synergy
Ruinous Ultimatum
33% of 3 decks
+15% synergy
Life's Legacy
30% of 10 decks
+28% 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
Urza's Ruinous Blast
25% of 4 decks
+22% synergy
Idyllic Tutor
25% of 4 decks
+21% synergy
Chandra's Ignition
25% of 4 decks
+20% synergy
Blasphemous Act
25% of 4 decks
-8% synergy
Portent of Calamity
20% of 5 decks
+20% synergy
Grow from the Ashes
20% of 10 decks
+19% synergy
Fell
20% of 5 decks
+18% synergy
Personal Tutor
20% of 10 decks
+18% synergy
For the Common Good
20% of 5 decks
+18% synergy
Circuitous Route
20% of 10 decks
+18% synergy
Buried Alive
20% of 10 decks
+14% synergy
Kodama's Reach
20% of 10 decks
-10% synergy
Deadly Cover-Up
14% of 7 decks
+14% synergy
Doppelgang
14% of 7 decks
+11% synergy
Infernal Tutor
10% of 10 decks
+10% synergy
Rhystic Tutor
10% of 10 decks
+10% synergy
Outmuscle
10% of 10 decks
+10% synergy
Cut of the Profits
10% of 10 decks
+10% synergy
Blizzard Brawl
10% of 10 decks
+10% synergy
Finale of Eternity
10% of 10 decks
+10% synergy
Morbid Curiosity
10% of 10 decks
+10% synergy
Biogenic Upgrade
10% of 10 decks
+10% synergy
Rite of Consumption
10% of 10 decks
+10% synergy
Silver Scrutiny
10% of 10 decks
+10% synergy
Fraying Omnipotence
10% of 10 decks
+10% synergy
Terisiare's Devastation
10% of 10 decks
+10% synergy
Exponential Growth
10% of 10 decks
+9% synergy
Edge of Autumn
10% of 10 decks
+9% synergy
Time of Need
10% of 10 decks
+9% synergy
Explore the Underdark
10% of 10 decks
+9% synergy
Open the Gates
10% of 10 decks
+9% synergy
Aether Gale
10% of 10 decks
+9% synergy
Damnable Pact
10% of 10 decks
+9% synergy
Reshape the Earth
10% of 10 decks
+9% synergy
Hour of Promise
10% of 10 decks
+9% synergy
Soul's Majesty
10% of 10 decks
+8% synergy
Traverse the Outlands
10% of 10 decks
+7% synergy
In Garruk's Wake
10% of 10 decks
+7% synergy
Search for Tomorrow
10% of 10 decks
+7% synergy
Irenicus's Vile Duplication
10% of 10 decks
+7% synergy
Tempt with Discovery
10% of 10 decks
+6% synergy
Urban Evolution
10% of 10 decks
+6% synergy
Torment of Hailfire
10% of 10 decks
+5% synergy
Utility Artifacts
Heaped Harvest
40% of 5 decks
+38% synergy
Door to Nothingness
33% of 3 decks
+30% synergy
Wayfarer's Bauble
30% of 10 decks
+21% synergy
Candy Trail
25% of 8 decks
+25% synergy
Shorikai, Genesis Engine
25% of 4 decks
+22% synergy
Mindslaver
20% of 10 decks
+20% synergy
Amulet of Vigor
20% of 10 decks
+19% synergy
Mask of Griselbrand
20% of 10 decks
+19% synergy
Aether Spellbomb
20% of 10 decks
+19% synergy
Commander's Sphere
20% of 10 decks
+5% synergy
Altar of the Wretched
14% of 7 decks
+14% synergy
The Skullspore Nexus
12% of 8 decks
+10% synergy
Talon of Pain
10% of 10 decks
+10% synergy
Seal of the Guildpact
10% of 10 decks
+10% synergy
Trickster's Talisman
10% of 10 decks
+10% synergy
Eternity Vessel
10% of 10 decks
+10% synergy
Grafted Wargear
10% of 10 decks
+10% synergy
Phyrexian Processor
10% of 10 decks
+10% synergy
Cathar's Shield
10% of 10 decks
+10% synergy
Tangleweave Armor
10% of 10 decks
+10% synergy
Dragon Throne of Tarkir
10% of 10 decks
+10% synergy
The Golden Throne
10% of 10 decks
+10% synergy
Navigation Orb
10% of 10 decks
+9% synergy
Fractal Harness
10% of 10 decks
+9% synergy
Belt of Giant Strength
10% of 10 decks
+9% synergy
Scepter of Celebration
10% of 10 decks
+9% synergy
Quietus Spike
10% of 10 decks
+9% synergy
Heroes' Podium
10% of 10 decks
+9% synergy
Bone Sabres
10% of 10 decks
+9% synergy
Wand of Orcus
10% of 10 decks
+9% synergy
Mirror Box
10% of 10 decks
+9% synergy
Eldrazi Monument
10% of 10 decks
+9% synergy
Darksteel Forge
10% of 10 decks
+9% synergy
Darksteel Plate
10% of 10 decks
+9% synergy
Vorpal Sword
10% of 10 decks
+9% synergy
Staff of Domination
10% of 10 decks
+8% synergy
Coat of Arms
10% of 10 decks
+8% synergy
Emerald Medallion
10% of 10 decks
+8% synergy
Monster Manual
10% of 10 decks
+8% synergy
Maskwood Nexus
10% of 10 decks
+7% synergy
Shadowspear
10% of 10 decks
+7% synergy
Basilisk Collar
10% of 10 decks
+6% synergy
Whispersilk Cloak
10% of 10 decks
+6% synergy
Blackblade Reforged
10% of 10 decks
+6% synergy
Ozolith, the Shattered Spire
10% of 10 decks
+5% synergy
Swiftfoot Boots
10% of 10 decks
-17% synergy
Enchantments
Annie Joins Up
100% of 1 decks
+88% synergy
Bigger on the Inside
50% of 2 decks
+48% synergy
Oath of Teferi
50% of 4 decks
+47% synergy
Feed the Pack
30% of 10 decks
+30% synergy
Greater Good
30% of 10 decks
+25% synergy
Doubling Season
30% of 10 decks
+20% synergy
Quest for Pure Flame
25% of 4 decks
+25% synergy
Elemental Mastery
25% of 4 decks
+25% synergy
Hopeless Nightmare
25% of 8 decks
+24% 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
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
20% of 10 decks
+20% synergy
Seal of Doom
20% of 10 decks
+20% synergy
Seal of Removal
20% of 10 decks
+19% synergy
Secrets of the Dead
20% of 10 decks
+19% synergy
Death's Presence
20% of 10 decks
+19% synergy
Seal of Primordium
20% of 10 decks
+19% synergy
Monstrous Vortex
20% of 5 decks
+18% synergy
Kaya's Ghostform
20% of 10 decks
+16% synergy
Branching Evolution
20% of 10 decks
+14% synergy
Parallel Lives
20% of 10 decks
+13% synergy
Kozilek's Unsealing
17% of 6 decks
+15% synergy
Insidious Roots
14% of 7 decks
+8% synergy
Virtue of Persistence
12% of 8 decks
+10% synergy
Up the Beanstalk
12% of 8 decks
+9% synergy
Leyline Immersion
11% of 9 decks
+10% synergy
Mystic Decree
10% of 10 decks
+10% synergy
One with the Stars
10% of 10 decks
+10% synergy
Night Dealings
10% of 10 decks
+10% synergy
Dying Wish
10% of 10 decks
+10% synergy
Oath of Liliana
10% of 10 decks
+10% synergy
Paradox Zone
10% of 10 decks
+10% synergy
Feast of Sanity
10% of 10 decks
+10% synergy
Presence of Gond
10% of 10 decks
+10% synergy
Stasis
10% of 10 decks
+10% synergy
Lich's Mastery
10% of 10 decks
+10% synergy
Liliana's Talent
10% of 10 decks
+9% synergy
Agent of the Shadow Thieves
10% of 10 decks
+9% synergy
Raised by Giants
10% of 10 decks
+9% synergy
Font of Fertility
10% of 10 decks
+9% synergy
From Beyond
10% of 10 decks
+9% synergy
Liliana's Mastery
10% of 10 decks
+9% synergy
Fight Rigging
10% of 10 decks
+9% synergy
Colossification
10% of 10 decks
+9% synergy
Pemmin's Aura
10% of 10 decks
+9% synergy
Liliana's Caress
10% of 10 decks
+9% synergy
Planeswalkers
Sarkhan Vol
25% of 4 decks
+25% synergy
Jace, Wielder of Mysteries
20% of 10 decks
+17% synergy
Vraska, Scheming Gorgon
10% of 10 decks
+10% synergy
Jace, Cunning Castaway
10% of 10 decks
+10% synergy
Liliana, the Last Hope
10% of 10 decks
+10% synergy
Vivien Reid
10% of 10 decks
+9% synergy
Liliana Vess
10% of 10 decks
+9% synergy
Liliana of the Veil
10% of 10 decks
+9% synergy
Vraska the Unseen
10% of 10 decks
+9% synergy
Tasha, the Witch Queen
10% of 10 decks
+9% synergy
Liliana of the Dark Realms
10% of 10 decks
+9% synergy
Vraska, Golgari Queen
10% of 10 decks
+7% synergy
Utility Lands
Reliquary Tower
20% of 10 decks
-10% synergy
Bojuka Bog
20% of 10 decks
-10% synergy
Great Hall of the Citadel
11% of 9 decks
+10% synergy
Miren, the Moaning Well
10% of 10 decks
+10% synergy
Hostile Hostel
10% of 10 decks
+10% synergy
Thran Portal
10% of 10 decks
+10% synergy
Detection Tower
10% of 10 decks
+9% synergy
The Hunter Maze
10% of 10 decks
+9% synergy
Basilisk Gate
10% of 10 decks
+9% synergy
Baldur's Gate
10% of 10 decks
+9% synergy
Urza's Power Plant
10% of 10 decks
+8% synergy
Urza's Mine
10% of 10 decks
+8% synergy
Urza's Tower
10% of 10 decks
+8% synergy
Bonders' Enclave
10% of 10 decks
+8% synergy
High Market
10% of 10 decks
+7% synergy
Grim Backwoods
10% of 10 decks
+6% synergy
Castle Garenbrig
10% of 10 decks
+5% synergy
Urza's Saga
10% of 10 decks
+3% synergy
Phyrexian Tower
10% of 10 decks
+1% synergy
Mosswort Bridge
10% of 10 decks
-1% synergy
Mystic Sanctuary
10% of 10 decks
-2% synergy
Otawara, Soaring City
10% of 10 decks
-6% synergy
Rogue's Passage
10% of 10 decks
-10% synergy
Mana Artifacts
Sol Ring
60% of 10 decks
-24% synergy
Chromatic Lantern
30% of 10 decks
+21% synergy
Arcane Signet
30% of 10 decks
-42% synergy
Prismatic Geoscope
10% of 10 decks
+10% synergy
Manalith
10% of 10 decks
+10% synergy
Honor-Worn Shaku
10% of 10 decks
+10% synergy
Sol Talisman
10% of 10 decks
+9% synergy
Relic of Legends
10% of 10 decks
+8% synergy
Gilded Lotus
10% of 10 decks
+7% synergy
Golgari Signet
10% of 10 decks
-2% synergy
Thought Vessel
10% of 10 decks
-7% synergy
Lands
Command Tower
80% of 10 decks
+6% synergy
Exotic Orchard
60% of 10 decks
+24% 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
Foreboding Landscape
40% of 5 decks
+31% synergy
Evolving Wilds
40% of 10 decks
+19% synergy
Crystal Quarry
33% of 3 decks
+29% synergy
Boros Guildgate
33% of 3 decks
+28% synergy
Mystic Monastery
33% of 3 decks
+6% synergy
Nomad Outpost
33% of 3 decks
+5% synergy
Jungle Shrine
33% of 3 decks
+1% synergy
Maestros Theater
30% of 10 decks
+29% synergy
Riveteers Overlook
30% of 10 decks
+28% synergy
Terramorphic Expanse
30% of 10 decks
+14% synergy
Myriad Landscape
30% of 10 decks
+12% synergy
Opulent Palace
30% of 10 decks
+3% synergy
Woodland Cemetery
30% of 10 decks
+0% synergy
Zagoth Triome
30% of 10 decks
+0% synergy
Sunken Hollow
30% of 10 decks
-5% synergy
Overgrown Tomb
30% of 10 decks
-12% 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
+21% 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
Xander's Lounge
25% of 4 decks
-1% synergy
Sandsteppe Citadel
25% of 4 decks
-1% synergy
Seaside Citadel
25% of 4 decks
-1% synergy
Shivan Reef
25% of 4 decks
-3% 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
20% of 10 decks
+19% synergy
Black Dragon Gate
20% of 10 decks
+18% synergy
Sea Gate
20% of 10 decks
+18% synergy