High Synergy Cards
Cards that work exceptionally well with Karlach, Fury of Avernus // Scion of Halaster's abilities and overall game plan.
Murder+38% Synergy
$0.04
Chainer, Nightmare Adept+28% Synergy
$0.53
Aggravated Assault+26% Synergy
$19.45
Sheoldred, Whispering One+25% Synergy
$15.19
Dolmen Gate+22% Synergy
$24.82
Victimize+22% Synergy
$0.44
City on Fire+22% Synergy
$7.28
Reanimate+22% Synergy
$5.15
Stitcher's Supplier+21% Synergy
$0.28
Azra Oddsmaker+21% Synergy
$0.60
Top Cards
The most popular and reliable cards that form the backbone of successful Karlach, Fury of Avernus // Scion of Halaster decks.
Thrill of Possibility+20% Synergy
$0.08
Faithless Looting+19% Synergy
$0.27
Etali, Primal Storm+19% Synergy
$0.50
Lightning Bolt+17% Synergy
$1.06
Swiftfoot Boots+16% Synergy
$1.32
Dark Ritual+3% Synergy
$3.59
Vandalblast+3% Synergy
$3.61
Blasphemous Act+2% Synergy
$1.88
Terminate-7% Synergy
$0.36
Chaos Warp-16% Synergy
$0.54
Game Changers
Powerful cards that can single-handedly turn the tide of a game when resolved.
Vampiric Tutor+27% Synergy
$59.87
Demonic Tutor+19% Synergy
$53.10
Ancient Tomb+13% Synergy
$95.04
Gamble+13% Synergy
$10.53
Imperial Seal+13% Synergy
$120.00
Chrome Mox+8% Synergy
$103.74
Deflecting Swat-1% Synergy
$50.96
Jeska's Will-11% Synergy
$25.32
Creatures
Essential creatures that complement Karlach, Fury of Avernus // Scion of Halaster's strategy through synergy, utility, or raw power.
Feldon of the Third Path+18% Synergy
$1.01
Crashing Drawbridge+18% Synergy
$0.44
Archpriest of Shadows+17% Synergy
$0.55
Bloodthirster+17% Synergy
$18.87
Bladewing, Deathless Tyrant+17% Synergy
$2.51
Anger+16% Synergy
$1.79
Massacre Girl+15% Synergy
$0.28
Professional Face-Breaker+14% Synergy
$3.54
Grim Hireling+13% Synergy
$14.15
Hoarding Ogre+13% Synergy
$0.08
Combustible Gearhulk+12% Synergy
$0.22
Accursed Marauder+12% Synergy
$0.23
Lord Skitter, Sewer King+12% Synergy
$1.91
Kediss, Emberclaw Familiar+12% Synergy
$4.74
Olivia, Crimson Bride+12% Synergy
$6.56
Junji, the Midnight Sky+12% Synergy
$0.61
Combat Celebrant+12% Synergy
$1.27
Pinnacle Monk+11% Synergy
$1.58
Ancient Copper Dragon+11% Synergy
$71.97
Krenko, Tin Street Kingpin+10% Synergy
$2.21
Delina, Wild Mage+10% Synergy
$6.19
Roaming Throne+9% Synergy
$29.88
Bloodletter of Aclazotz+8% Synergy
$26.93
Lagomos, Hand of Hatred+7% Synergy
$0.22
Solemn Simulacrum+6% Synergy
$0.25
Ragavan, Nimble Pilferer+5% Synergy
$30.05
Instants
Key instant-speed responses for protection, removal, and keeping Karlach, Fury of Avernus // Scion of Halaster safe.
Big Score+11% Synergy
$0.69
Deadly Rollick0% Synergy
$18.70
Abrade-2% Synergy
$0.10
Village Rites-2% Synergy
$0.24
Rakdos Charm-19% Synergy
$0.44
Bedevil-22% Synergy
$0.41
Sorceries
Important sorcery spells that advance Karlach, Fury of Avernus // Scion of Halaster's game plan and control the board.
Living Death+19% Synergy
$2.37
Buried Alive+19% Synergy
$0.93
Dread Return+19% Synergy
$0.32
Stitch Together+18% Synergy
$3.20
Relentless Assault+17% Synergy
$3.56
Cathartic Reunion+13% Synergy
$0.13
Unearth+9% Synergy
$0.45
Wheel of Fortune+8% Synergy
$1482.44
Feed the Swarm-21% Synergy
$0.23
Utility Artifacts
Versatile artifacts that provide ongoing value, card selection, or strategic advantages.
Mithril Coat+19% Synergy
$18.25
Embercleave+18% Synergy
$8.62
Sword of Feast and Famine+13% Synergy
$35.57
Matzalantli, the Great Door+13% Synergy
$1.34
Helm of the Host+9% Synergy
$12.44
Basilisk Collar+5% Synergy
$3.31
Lightning Greaves-6% Synergy
$4.54
Enchantments
Powerful enchantments that support Karlach, Fury of Avernus // Scion of Halaster's strategy and create lasting battlefield effects.
Animate Dead+18% Synergy
$6.56
Rising of the Day+14% Synergy
$0.44
Fiery Emancipation+13% Synergy
$9.69
Oversold Cemetery+12% Synergy
$1.06
Sneak Attack+11% Synergy
$5.38
Necromancy+11% Synergy
$7.30
Phyrexian Arena+5% Synergy
$2.48
Planeswalkers
Planeswalkers that work alongside Karlach, Fury of Avernus // Scion of Halaster to provide ongoing value and board presence.
Zariel, Archduke of Avernus+12% Synergy
$2.41
Utility Lands
Non-basic lands that offer additional utility beyond just mana production.
Sokenzan, Crucible of Defiance+14% Synergy
$1.14
Rogue's Passage0% Synergy
$0.33
Bojuka Bog-22% Synergy
$0.90
Mana Artifacts
Artifacts focused on mana acceleration and color fixing for consistent gameplay.
Fellwar Stone+13% Synergy
$1.38
Fire Diamond+9% Synergy
$0.26
Commander's Sphere-1% Synergy
$0.17
Rakdos Signet-5% Synergy
$0.75
Sol Ring-6% Synergy
$1.39
Mind Stone-8% Synergy
$0.21
Arcane Signet-12% Synergy
$0.51
Talisman of Indulgence-13% Synergy
$1.66
Lands
The mana base foundation for Karlach, Fury of Avernus // Scion of Halaster decks, ensuring smooth and reliable mana development.
Sulfurous Mire+14% Synergy
$0.24
Geothermal Bog+10% Synergy
$0.21
Bloodfell Caves+5% Synergy
$0.08
Raucous Theater+1% Synergy
$10.11
Canyon Slough+1% Synergy
$0.18
Temple of Malice-1% Synergy
$0.24
Terramorphic Expanse-2% Synergy
$0.18
Blackcleave Cliffs-4% Synergy
$0.84
Blood Crypt-7% Synergy
$22.68
Blazemire Verge-7% Synergy
$6.54
Foreboding Ruins-8% Synergy
$0.24
Evolving Wilds-8% Synergy
$0.07
Shadowblood Ridge-10% Synergy
$0.25
Luxury Suite-11% Synergy
$16.50
Haunted Ridge-11% Synergy
$4.86
Bloodstained Mire-12% Synergy
$13.48
Exotic Orchard-13% Synergy
$0.27
Command Tower-15% Synergy
$0.26
Smoldering Marsh-16% Synergy
$0.29
Rakdos Carnarium-16% Synergy
$0.38
Sulfurous Springs-21% Synergy
$0.53
Tainted Peak-26% Synergy
$0.27
Dragonskull Summit-27% Synergy
$0.69