Mephidross Vampire + Walking Ballista

Mephidross Vampire
Walking Ballista

Requires
Mephidross Vampire must be on the battlefield. Walking Ballista must be on the battlefield. Walking Ballista has at least two +1/+1 counters on it.
Steps
  1. Activate Walking Ballista's second ability by removing a +1/+1 counter from it, dealing 1 damage to any creature an opponent controls.
  2. Walking Ballista triggers, putting a +1/+1 counter on itself.
  3. Repeat as desired.
  4. You may also repeat this loop whenever a creature enters the battlefield under an opponent's control.
Results
Destroy all creatures that enter the battlefield under an opponent's control. Destroy any number of creatures opponents control. Infinite damage to creatures.

Skullbriar, the Walking Grave
0.26% of 6066 decks 16 decks
High Synergy Cards (10)
Triskelion
73% of 99 decks +72% synergy
Heliod, Sun-Crowned
65% of 31 decks +63% synergy
Winding Constrictor
58% of 55 decks +57% synergy
Hardened Scales
60% of 55 decks +56% synergy
Corpsejack Menace
55% of 55 decks +53% synergy
Gamble
52% of 21 decks +48% synergy
Branching Evolution
46% of 54 decks +44% synergy
Rite of Passage
40% of 55 decks +40% synergy
Kami of Whispered Hopes
43% of 30 decks +40% synergy
Over the Edge
40% of 10 decks +39% synergy
Top Cards (10)
Ozolith, the Shattered Spire
40% of 30 decks +37% synergy
Beast Within
40% of 55 decks +21% synergy
Cyclonic Rift
39% of 28 decks +25% synergy
Counterspell
39% of 28 decks +18% synergy
Assassin's Trophy
39% of 54 decks +33% synergy
Forgotten Ancient
38% of 55 decks +35% synergy
Vigor
36% of 55 decks +35% synergy
Rhystic Study
36% of 28 decks +22% synergy
Conclave Mentor
35% of 20 decks +34% synergy
Mikaeus, the Unhallowed
33% of 99 decks +32% synergy
Creatures (50)
Esper Sentinel
32% of 31 decks +23% synergy
Slippery Bogbonder
31% of 54 decks +31% synergy
Birds of Paradise
31% of 55 decks +19% synergy
Fathom Mage
30% of 23 decks +30% synergy
Kodama of the West Tree
30% of 50 decks +28% synergy
Herald of Secret Streams
30% of 27 decks +28% synergy
Titanoth Rex
28% of 54 decks +27% synergy
Vorinclex, Monstrous Raider
26% of 53 decks +25% synergy
Mondrak, Glory Dominus
26% of 19 decks +22% synergy
Orcish Bowmasters
25% of 51 decks +19% synergy
Good-Fortune Unicorn
25% of 20 decks +24% synergy
Dockside Extortionist
25% of 20 decks +17% synergy
Hornbash Mentor
24% of 54 decks +24% synergy
Pir, Imaginative Rascal
24% of 54 decks +24% synergy
Abzan Battle Priest
22% of 32 decks +21% synergy
Evolution Sage
20% of 54 decks +17% synergy
Reyhan, Last of the Abzan
20% of 55 decks +20% synergy
Hamza, Guardian of Arashin
20% of 20 decks +19% synergy
Kalonian Hydra
20% of 55 decks +19% synergy
Mayhem Devil
20% of 20 decks +18% synergy
Elenda, the Dusk Rose
19% of 31 decks +18% synergy
Blood Artist
19% of 99 decks +13% synergy
Deathbringer Thoctar
19% of 21 decks +19% synergy
Abzan Falconer
19% of 32 decks +18% synergy
Cankerbloom
19% of 32 decks +15% synergy
Incubation Druid
19% of 54 decks +16% synergy
Tanazir Quandrix
18% of 22 decks +18% synergy
Delighted Halfling
18% of 22 decks +11% synergy
Llanowar Elves
18% of 55 decks +8% synergy
Eternal Witness
18% of 55 decks +8% synergy
Ezuri, Stalker of Spheres
18% of 17 decks +17% synergy
Master Biomancer
17% of 23 decks +17% synergy
Managorger Hydra
16% of 55 decks +15% synergy
Rishkar, Peema Renegade
16% of 55 decks +14% synergy
Teysa Karlov
16% of 31 decks +15% synergy
Cruel Celebrant
16% of 31 decks +14% synergy
Florian, Voldaren Scion
15% of 20 decks +14% synergy
Juri, Master of the Revue
15% of 20 decks +14% synergy
Squee, the Immortal
15% of 20 decks +14% synergy
Shalai, Voice of Plenty
15% of 20 decks +13% synergy
Toxrill, the Corrosive
15% of 27 decks +14% synergy
Tribute Mage
15% of 27 decks +14% synergy
Spark Double
15% of 27 decks +11% synergy
Sakura-Tribe Elder
15% of 55 decks +6% synergy
Ghave, Guru of Spores
14% of 21 decks +14% synergy
Duskfang Mentor
14% of 98 decks +14% synergy
Olivia Voldaren
14% of 21 decks +14% synergy
Avacyn's Pilgrim
14% of 21 decks +11% synergy
Roalesk, Apex Hybrid
14% of 22 decks +13% synergy
Elas il-Kor, Sadistic Pilgrim
14% of 22 decks +11% synergy
Instants (50)
Invigorating Surge
31% of 54 decks +31% synergy
Swords to Plowshares
31% of 32 decks +3% synergy
Vampiric Tutor
30% of 99 decks +21% synergy
Eladamri's Call
29% of 21 decks +26% synergy
Enlightened Tutor
28% of 32 decks +20% synergy
Putrefy
25% of 55 decks +22% synergy
Inspiring Call
25% of 55 decks +22% synergy
Solidarity of Heroes
24% of 55 decks +23% synergy
Dark Ritual
22% of 99 decks +11% synergy
Path to Exile
22% of 32 decks +2% synergy
Negate
21% of 28 decks +10% synergy
Deflecting Swat
20% of 20 decks +12% synergy
Dramatic Reversal
18% of 28 decks +15% synergy
Mana Drain
18% of 28 decks +10% synergy
Swan Song
18% of 28 decks +10% synergy
Worldly Tutor
16% of 55 decks +10% synergy
An Offer You Can't Refuse
15% of 26 decks +6% synergy
Entomb
15% of 99 decks +11% synergy
Astarion's Thirst
15% of 86 decks +15% synergy
Snakeskin Veil
15% of 53 decks +13% synergy
Tear Asunder
15% of 41 decks +13% synergy
Unexpected Fangs
14% of 98 decks +14% synergy
Rakdos Charm
14% of 21 decks +11% synergy
Flusterstorm
14% of 28 decks +11% synergy
Pact of Negation
14% of 28 decks +11% synergy
Terminate
14% of 21 decks +9% synergy
Mystical Tutor
14% of 28 decks +7% synergy
Arcane Denial
14% of 28 decks +5% synergy
Return of the Wildspeaker
13% of 54 decks +6% synergy
Abrupt Decay
13% of 55 decks +10% synergy
Anguished Unmaking
12% of 32 decks +7% synergy
Teferi's Protection
12% of 32 decks +3% synergy
Go for the Throat
12% of 99 decks +9% synergy
Malakir Rebirth
11% of 96 decks +7% synergy
Fierce Guardianship
11% of 27 decks +2% synergy
Krosan Grip
11% of 55 decks +7% synergy
Forbidden Alchemy
11% of 28 decks +10% synergy
Lim-Dûl's Vault
11% of 28 decks +10% synergy
Rapid Hybridization
11% of 28 decks +6% synergy
Frantic Search
11% of 28 decks +5% synergy
Brainstorm
11% of 28 decks -0% synergy
Defile
10% of 98 decks +8% synergy
Deadly Rollick
10% of 98 decks +5% synergy
Silkguard
10% of 50 decks +9% synergy
Despark
10% of 31 decks +6% synergy
Flawless Maneuver
10% of 31 decks +5% synergy
Generous Gift
10% of 31 decks -2% synergy
Ruinous Intrusion
10% of 52 decks +9% synergy
Return to Dust
9% of 32 decks +7% synergy
Silence
9% of 32 decks +6% synergy
Sorceries (50)
Demonic Tutor
40% of 99 decks +28% synergy
Nuclear Fallout
33% of 12 decks +31% synergy
Blasphemous Act
33% of 21 decks +17% synergy
Cultivate
33% of 55 decks +11% synergy
Jeska's Will
30% of 20 decks +21% synergy
Kodama's Reach
27% of 55 decks +12% synergy
Farseek
25% of 55 decks +10% synergy
Reanimate
24% of 99 decks +17% synergy
Vandalblast
19% of 21 decks +11% synergy
Faithless Looting
19% of 21 decks +11% synergy
Toxic Deluge
18% of 99 decks +10% synergy
Rampant Growth
18% of 55 decks +2% synergy
Fabricate
18% of 28 decks +15% synergy
Windfall
18% of 28 decks +11% synergy
Buried Alive
14% of 99 decks +11% synergy
Diabolic Tutor
14% of 99 decks +11% synergy
Damnation
14% of 99 decks +10% synergy
Farewell
14% of 29 decks +8% synergy
Bala Ged Recovery
13% of 53 decks +9% synergy
Grim Tutor
13% of 99 decks +11% synergy
Damn
13% of 31 decks +9% synergy
Green Sun's Zenith
13% of 55 decks +10% synergy
Rishkar's Expertise
13% of 55 decks +8% synergy
Drown in Ichor
12% of 64 decks +11% synergy
Mutilate
12% of 99 decks +11% synergy
Mass Manipulation
11% of 27 decks +11% synergy
Dread Return
11% of 99 decks +8% synergy
Living Death
11% of 99 decks +8% synergy
Diabolic Intent
11% of 99 decks +7% synergy
Increasing Savagery
11% of 55 decks +11% synergy
Nature's Lore
11% of 55 decks -4% synergy
Beseech the Mirror
11% of 46 decks +8% synergy
Preordain
11% of 28 decks +5% synergy
Feed the Swarm
10% of 96 decks +1% synergy
Victimize
10% of 99 decks +4% synergy
Idyllic Tutor
9% of 32 decks +7% synergy
Wrath of God
9% of 32 decks +6% synergy
Maelstrom Pulse
9% of 55 decks +9% synergy
Three Visits
9% of 55 decks -3% synergy
Unmarked Grave
8% of 96 decks +7% synergy
Exsanguinate
8% of 99 decks +5% synergy
Imperial Seal
8% of 99 decks +5% synergy
Their Name Is Death
8% of 75 decks +7% synergy
Visions of Dominance
8% of 52 decks +7% synergy
Casualties of War
7% of 54 decks +6% synergy
Jarad's Orders
7% of 55 decks +7% synergy
Tooth and Nail
7% of 55 decks +7% synergy
Regrowth
7% of 55 decks +5% synergy
Harmonize
7% of 55 decks +3% synergy
Skyshroud Claim
7% of 55 decks +3% synergy
Utility Artifacts (49)
Lightning Greaves
30% of 99 decks +5% synergy
Ashnod's Altar
24% of 99 decks +16% synergy
Agatha's Soul Cauldron
24% of 46 decks +22% synergy
The Ozolith
21% of 98 decks +18% synergy
Tarrian's Soulcleaver
21% of 34 decks +18% synergy
Swiftfoot Boots
19% of 99 decks -9% synergy
The Great Henge
19% of 54 decks +14% synergy
Phyrexian Altar
18% of 99 decks +14% synergy
Jet Medallion
15% of 99 decks +13% synergy
Skullclamp
15% of 99 decks +3% synergy
Fractal Harness
15% of 53 decks +15% synergy
Sensei's Divining Top
12% of 99 decks +6% synergy
Blade of the Bloodchief
11% of 99 decks +10% synergy
Staff of Domination
11% of 99 decks +9% synergy
Bident of Thassa
11% of 28 decks +8% synergy
Bolas's Citadel
10% of 98 decks +5% synergy
Ring of Kalonia
10% of 99 decks +10% synergy
Nim Deathmantle
10% of 99 decks +9% synergy
Contagion Engine
10% of 99 decks +9% synergy
Altar of Dementia
10% of 99 decks +7% synergy
Sword of Truth and Justice
9% of 98 decks +8% synergy
Shadowspear
9% of 98 decks +6% synergy
Birthing Pod
9% of 55 decks +8% synergy
Throne of the Grim Captain
8% of 37 decks +8% synergy
Bone Sabres
8% of 37 decks +8% synergy
Tarrian's Journal
8% of 37 decks +7% synergy
Scythe of the Wretched
8% of 99 decks +8% synergy
Blasting Station
8% of 99 decks +7% synergy
Contagion Clasp
8% of 99 decks +7% synergy
Mindcrank
8% of 99 decks +6% synergy
Expedition Map
8% of 99 decks +5% synergy
Wayfarer's Bauble
8% of 99 decks -3% synergy
The One Ring
8% of 62 decks -1% synergy
Resurrection Orb
8% of 75 decks +7% synergy
Basilisk Collar
7% of 99 decks +4% synergy
Luxior, Giada's Gift
7% of 89 decks +6% synergy
Maskwood Nexus
6% of 96 decks +3% synergy
Mystic Forge
6% of 98 decks +3% synergy
Cranial Plating
6% of 99 decks +5% synergy
Krark-Clan Ironworks
6% of 99 decks +5% synergy
Whip of Erebos
6% of 99 decks +4% synergy
Aetherflux Reservoir
6% of 99 decks +2% synergy
Mask of Griselbrand
5% of 95 decks +5% synergy
Commander's Plate
5% of 96 decks +3% synergy
Ring of Xathrid
5% of 99 decks +5% synergy
Mesmeric Orb
5% of 99 decks +4% synergy
Rings of Brighthearth
5% of 99 decks +3% synergy
Bontu's Monument
5% of 99 decks +3% synergy
Whispersilk Cloak
5% of 99 decks +1% synergy
Enchantments (50)
Cathars' Crusade
31% of 32 decks +28% synergy
Spiteful Banditry
30% of 10 decks +29% synergy
Hydra's Growth
30% of 54 decks +28% synergy
Brokers Ascendancy
27% of 11 decks +26% synergy
Doubling Season
27% of 55 decks +23% synergy
Smothering Tithe
26% of 31 decks +14% synergy
Resourceful Defense
25% of 28 decks +24% synergy
Mystic Remora
21% of 28 decks +13% synergy
Court of Garenbrig
19% of 16 decks +17% synergy
Sylvan Library
16% of 55 decks +10% synergy
Skrelv's Hive
16% of 19 decks +14% synergy
Phyrexian Arena
15% of 99 decks +8% synergy
Arcane Adaptation
15% of 27 decks +14% synergy
Aura Shards
14% of 21 decks +12% synergy
Black Market
14% of 99 decks +12% synergy
Animate Dead
14% of 99 decks +9% synergy
Simic Ascendancy
14% of 22 decks +12% synergy
Myth Unbound
13% of 54 decks +13% synergy
Canopy Cover
13% of 55 decks +12% synergy
Primal Vigor
13% of 55 decks +11% synergy
Rancor
13% of 55 decks +10% synergy
Gleam of Authority
12% of 32 decks +12% synergy
Anointed Procession
12% of 32 decks +8% synergy
Black Market Connections
12% of 86 decks +6% synergy
Search for Azcanta
11% of 27 decks +10% synergy
Mirrormade
11% of 27 decks +10% synergy
Necropotence
11% of 99 decks +8% synergy
Ordeal of Nylea
11% of 55 decks +10% synergy
Inexorable Tide
11% of 28 decks +9% synergy
Biotransference
11% of 75 decks +10% synergy
Exquisite Blood
10% of 99 decks +8% synergy
Sanguine Bond
10% of 99 decks +7% synergy
Tribute to the World Tree
10% of 30 decks +6% synergy
Felidar Retreat
10% of 31 decks +6% synergy
The Meathook Massacre
9% of 95 decks +7% synergy
Pariah
9% of 32 decks +9% synergy
Out of the Tombs
9% of 75 decks +9% synergy
Alpha Authority
9% of 55 decks +8% synergy
Survival of the Fittest
9% of 55 decks +8% synergy
Defense of the Heart
9% of 55 decks +8% synergy
Greater Good
9% of 55 decks +7% synergy
Wild Growth
9% of 55 decks +4% synergy
Master Chef
9% of 47 decks +8% synergy
Thran Vigil
8% of 73 decks +8% synergy
Retribution of the Ancients
8% of 99 decks +8% synergy
Wound Reflection
8% of 99 decks +7% synergy
Necromancy
8% of 99 decks +7% synergy
Necrosynthesis
7% of 95 decks +7% synergy
Utopia Sprawl
7% of 55 decks +4% synergy
Virtue of Persistence
7% of 42 decks +5% synergy
Planeswalkers (6)
Ajani, Mentor of Heroes
19% of 21 decks +19% synergy
Ashiok, Dream Render
15% of 27 decks +14% synergy
Vraska, Betrayal's Sting
8% of 66 decks +6% synergy
Liliana of the Dark Realms
7% of 99 decks +6% synergy
Jiang Yanggu, Wildcrafter
6% of 54 decks +5% synergy
Sorin, Imperious Bloodlord
5% of 98 decks +5% synergy
Utility Lands (41)
Urborg, Tomb of Yawgmoth
32% of 99 decks +22% synergy
Gavony Township
29% of 21 decks +26% synergy
Cabal Coffers
28% of 99 decks +22% synergy
Reliquary Tower
28% of 99 decks -1% synergy
Karn's Bastion
24% of 98 decks +19% synergy
Bojuka Bog
24% of 99 decks +9% synergy
Rogue's Passage
21% of 99 decks +2% synergy
Vault of the Archangel
19% of 32 decks +16% synergy
Yavimaya, Cradle of Growth
17% of 96 decks +7% synergy
Boseiju, Who Endures
16% of 50 decks +7% synergy
Otawara, Soaring City
15% of 26 decks +7% synergy
Oran-Rief, the Vastwood
15% of 55 decks +12% synergy
Phyrexian Tower
14% of 99 decks +10% synergy
Ancient Tomb
12% of 99 decks +1% synergy
Tyrite Sanctum
11% of 96 decks +9% synergy
Academy Ruins
11% of 28 decks +8% synergy
Tomb Fortress
11% of 75 decks +10% synergy
Ancient Den
9% of 32 decks +7% synergy
Urza's Saga
9% of 96 decks +2% synergy
Volrath's Stronghold
9% of 99 decks +8% synergy
Mosswort Bridge
9% of 55 decks +4% synergy
Takenuma, Abandoned Mire
9% of 92 decks +3% synergy
Cabal Stronghold
8% of 98 decks +6% synergy
Vault of Whispers
8% of 99 decks +6% synergy
Strip Mine
8% of 99 decks +5% synergy
Nykthos, Shrine to Nyx
8% of 99 decks +2% synergy
War Room
7% of 96 decks +1% synergy
Nesting Grounds
7% of 98 decks +6% synergy
Buried Ruin
7% of 99 decks +2% synergy
The Black Gate
7% of 46 decks +4% synergy
Forge of Heroes
6% of 98 decks +5% synergy
Barren Moor
6% of 99 decks +4% synergy
Shizo, Death's Storehouse
6% of 99 decks +4% synergy
High Market
6% of 99 decks +3% synergy
Inventors' Fair
6% of 99 decks +2% synergy
Grim Backwoods
5% of 55 decks +5% synergy
Llanowar Reborn
5% of 55 decks +4% synergy
Gaea's Cradle
5% of 55 decks +3% synergy
Castle Locthwain
5% of 98 decks +2% synergy
Polluted Mire
5% of 99 decks +5% synergy
Darksteel Citadel
5% of 99 decks +1% synergy
Mana Artifacts (28)
Sol Ring
86% of 99 decks +1% synergy
Arcane Signet
67% of 98 decks -4% synergy
Talisman of Indulgence
24% of 21 decks +18% synergy
Rakdos Signet
24% of 21 decks +17% synergy
Mana Crypt
18% of 99 decks +7% synergy
Throne of Eldraine
15% of 41 decks +12% synergy
Talisman of Dominance
14% of 28 decks +7% synergy
Dimir Signet
14% of 28 decks +6% synergy
Sceptre of Eternal Glory
13% of 75 decks +12% synergy
Chrome Mox
13% of 99 decks +7% synergy
Simic Signet
13% of 23 decks +10% synergy
Golgari Signet
13% of 55 decks +10% synergy
Orzhov Signet
12% of 32 decks +6% synergy
Thought Vessel
12% of 99 decks -4% synergy
Chromatic Lantern
11% of 99 decks +2% synergy
Fellwar Stone
11% of 99 decks -10% synergy
Jeweled Lotus
9% of 96 decks +2% synergy
Talisman of Resilience
9% of 54 decks +7% synergy
Mana Vault
9% of 99 decks +3% synergy
Lotus Petal
9% of 99 decks +2% synergy
Gilded Lotus
8% of 99 decks +5% synergy
Everflowing Chalice
7% of 99 decks +2% synergy
Commander's Sphere
7% of 99 decks -9% synergy
Caged Sun
6% of 99 decks +4% synergy
Mind Stone
6% of 99 decks -12% synergy
Basalt Monolith
5% of 99 decks +2% synergy
Charcoal Diamond
5% of 99 decks +2% synergy
Mox Opal
5% of 99 decks +1% synergy
Lands (50)
Sacred Foundry
88% of 8 decks +79% synergy
Blood Crypt
71% of 21 decks +62% synergy
Steam Vents
71% of 7 decks +62% synergy
Watery Grave
64% of 28 decks +54% synergy
Command Tower
64% of 99 decks -10% synergy
Breeding Pool
57% of 23 decks +47% synergy
Overgrown Tomb
53% of 55 decks +43% synergy
Temple Garden
52% of 21 decks +43% synergy
Luxury Suite
50% of 20 decks +44% synergy
Training Center
50% of 6 decks +44% synergy
Godless Shrine
50% of 32 decks +41% synergy
Llanowar Wastes
49% of 55 decks +44% synergy
Morphic Pool
44% of 27 decks +38% synergy
Undergrowth Stadium
43% of 53 decks +38% synergy
Sulfur Falls
43% of 7 decks +36% synergy
Savai Triome
43% of 7 decks +40% synergy
Sea of Clouds
42% of 12 decks +36% synergy
Rejuvenating Springs
41% of 22 decks +35% synergy
Dreamroot Cascade
41% of 22 decks +37% synergy
Underground River
39% of 28 decks +35% synergy
Yavimaya Coast
39% of 23 decks +33% synergy
Hallowed Fountain
38% of 13 decks +29% synergy
Stomping Ground
38% of 8 decks +28% synergy
Woodland Cemetery
36% of 55 decks +31% synergy
Hinterland Harbor
35% of 23 decks +29% synergy
Dragonskull Summit
33% of 21 decks +27% synergy
Drowned Catacomb
32% of 28 decks +26% synergy
Zagoth Triome
32% of 22 decks +28% synergy
Shipwreck Marsh
30% of 27 decks +25% synergy
Temple of Malady
29% of 55 decks +26% synergy
Wooded Bastion
29% of 21 decks +28% synergy
Sandsteppe Citadel
29% of 21 decks +26% synergy
Verdant Catacombs
26% of 99 decks +15% synergy
Haunted Ridge
25% of 20 decks +21% synergy
Isolated Chapel
25% of 32 decks +19% synergy
Graven Cairns
24% of 21 decks +22% synergy
Savannah
24% of 21 decks +21% synergy
Badlands
24% of 21 decks +21% synergy
Brushland
24% of 21 decks +21% synergy
Sulfurous Springs
24% of 21 decks +20% synergy
Tundra
23% of 13 decks +20% synergy
Adarkar Wastes
23% of 13 decks +20% synergy
Scrubland
22% of 32 decks +19% synergy
Caves of Koilos
22% of 32 decks +16% synergy
Flooded Grove
22% of 23 decks +19% synergy
Exotic Orchard
21% of 99 decks -14% synergy
Nurturing Peatland
20% of 54 decks +19% synergy
Blightstep Pathway
20% of 20 decks +18% synergy
Indatha Triome
20% of 20 decks +17% synergy
Bountiful Promenade
20% of 20 decks +15% synergy