Magistrate's Scepter + Contagion Engine + Winding Constrictor
Magistrate's Scepter
Contagion Engine
Winding Constrictor
Requires
Magistrate's Scepter must be on the battlefield.
Contagion Engine must be on the battlefield.
Winding Constrictor must be on the battlefield.
Magistrate's Scepter has at least one charge counter on it.
Mana needed: 
each turn
each turn
Steps
- Activate Contagion Engine by paying and tapping it, putting four charge counters on Magistrate's Scepter.
- Activate Magistrate's Scepter's second ability by tapping it and removing three charge counters from it, causing you to take an extra turn after this one.
- Repeat each turn.
Results
Infinite turns.
Atraxa, Praetors' Voice
0.70% of 34221 decks
241 decks
High Synergy Cards
Astral Cornucopia
80% of 276 decks
+79% synergy
Tekuthal, Inquiry Dominus
80% of 162 decks
+78% synergy
Dreamtide Whale
78% of 18 decks
+75% synergy
Evolution Sage
79% of 275 decks
+75% synergy
Inexorable Tide
73% of 262 decks
+72% synergy
Deepglow Skate
69% of 262 decks
+68% synergy
Karn's Bastion
71% of 275 decks
+66% synergy
Tezzeret's Gambit
67% of 262 decks
+65% synergy
Thrummingbird
63% of 262 decks
+61% synergy
Vorel of the Hull Clade
61% of 262 decks
+60% synergy
Top Cards
Everflowing Chalice
63% of 276 decks
+58% synergy
Ezuri, Stalker of Spheres
61% of 169 decks
+60% synergy
Flux Channeler
59% of 261 decks
+57% synergy
Vorinclex, Monstrous Raider
56% of 270 decks
+54% synergy
Lux Cannon
55% of 276 decks
+55% synergy
Doubling Season
50% of 276 decks
+46% synergy
Contagion Clasp
47% of 276 decks
+46% synergy
Atomize
46% of 46 decks
+44% synergy
Fathom Mage
45% of 262 decks
+45% synergy
Vraska, Betrayal's Sting
44% of 183 decks
+42% synergy
Creatures
Pir, Imaginative Rascal
43% of 275 decks
+43% synergy
Metastatic Evangel
43% of 14 decks
+41% synergy
Grateful Apparition
42% of 250 decks
+41% synergy
Lae'zel, Vlaakith's Champion
37% of 208 decks
+35% synergy
Corpsejack Menace
33% of 276 decks
+32% synergy
Crystalline Crawler
31% of 276 decks
+31% synergy
Shalai, Voice of Plenty
31% of 250 decks
+29% synergy
Forgotten Ancient
30% of 276 decks
+27% synergy
Toothy, Imaginary Friend
30% of 261 decks
+29% synergy
Kami of Whispered Hopes
28% of 120 decks
+25% synergy
Master Biomancer
28% of 262 decks
+27% synergy
Champion of Lambholt
28% of 276 decks
+24% synergy
Cankerbloom
26% of 176 decks
+23% synergy
Viral Drake
26% of 262 decks
+26% synergy
Filigree Vector
24% of 89 decks
+23% synergy
Coretapper
22% of 276 decks
+22% synergy
Roalesk, Apex Hybrid
22% of 261 decks
+22% synergy
Herald of Secret Streams
21% of 261 decks
+19% synergy
Agent Frank Horrigan
20% of 46 decks
+19% synergy
Toxrill, the Corrosive
19% of 249 decks
+18% synergy
Ichor Rats
19% of 276 decks
+18% synergy
Walking Ballista
19% of 276 decks
+17% synergy
Norn's Choirmaster
19% of 153 decks
+18% synergy
Gyre Sage
19% of 276 decks
+17% synergy
Esper Sentinel
18% of 244 decks
+8% synergy
Kalonian Hydra
17% of 276 decks
+16% synergy
Birds of Paradise
17% of 276 decks
+5% synergy
Mikaeus, the Lunarch
17% of 251 decks
+16% synergy
Evolution Witness
16% of 25 decks
+13% synergy
Lighthouse Chronologist
16% of 262 decks
+16% synergy
Spark Double
15% of 261 decks
+12% synergy
Conclave Mentor
15% of 247 decks
+14% synergy
Arwen, Mortal Queen
14% of 69 decks
+14% synergy
Abzan Falconer
14% of 251 decks
+13% synergy
Bloated Contaminator
14% of 183 decks
+13% synergy
Goldberry, River-Daughter
14% of 74 decks
+13% synergy
Incubation Druid
13% of 275 decks
+11% synergy
Ixhel, Scion of Atraxa
13% of 157 decks
+13% synergy
Vexing Radgull
13% of 38 decks
+12% synergy
Infesting Radroach
13% of 46 decks
+12% synergy
Glowing One
13% of 46 decks
+12% synergy
Yawgmoth, Thran Physician
13% of 273 decks
+11% synergy
Myojin of Seeing Winds
13% of 262 decks
+13% synergy
Sage of Hours
13% of 262 decks
+12% synergy
Scheming Aspirant
12% of 154 decks
+12% synergy
Bristly Bill, Spine Sower
12% of 33 decks
+9% synergy
Myojin of Cleansing Fire
12% of 251 decks
+12% synergy
Arwen, Weaver of Hope
12% of 77 decks
+10% synergy
Reyhan, Last of the Abzan
12% of 276 decks
+11% synergy
Fertilid
12% of 276 decks
+10% synergy
Instants
Swords to Plowshares
42% of 251 decks
+13% synergy
Ripples of Potential
40% of 48 decks
+38% synergy
Mutational Advantage
34% of 38 decks
+33% synergy
Counterspell
32% of 262 decks
+11% synergy
Steady Progress
29% of 262 decks
+29% synergy
Brokers Confluence
28% of 229 decks
+28% synergy
Radstorm
27% of 55 decks
+26% synergy
Fuel for the Cause
26% of 262 decks
+26% synergy
Experimental Augury
25% of 166 decks
+23% synergy
Teferi's Protection
24% of 251 decks
+14% synergy
Cyclonic Rift
23% of 262 decks
+9% synergy
Prologue to Phyresis
22% of 141 decks
+21% synergy
Inspiring Call
21% of 276 decks
+18% synergy
Heroic Intervention
21% of 276 decks
+7% synergy
Grim Affliction
20% of 276 decks
+20% synergy
Path to Exile
19% of 251 decks
-2% synergy
Mortify
16% of 251 decks
+13% synergy
Vampiric Tutor
14% of 276 decks
+5% synergy
Putrefy
14% of 276 decks
+10% synergy
Enlightened Tutor
13% of 251 decks
+5% synergy
Revitalizing Repast
13% of 23 decks
+10% synergy
Anguished Unmaking
12% of 251 decks
+7% synergy
Vraska's Fall
12% of 176 decks
+11% synergy
Reject Imperfection
11% of 141 decks
+10% synergy
Mana Drain
10% of 262 decks
+3% synergy
Whir of Invention
10% of 262 decks
+8% synergy
Fierce Guardianship
10% of 257 decks
+1% synergy
Infectious Bite
9% of 176 decks
+8% synergy
Beast Within
9% of 276 decks
-9% synergy
Assassin's Trophy
8% of 275 decks
+1% synergy
Negate
8% of 262 decks
-4% synergy
V.A.T.S.
6% of 65 decks
+6% synergy
Dispatch
6% of 251 decks
+4% synergy
Worldly Tutor
6% of 276 decks
-1% synergy
Arcane Denial
6% of 262 decks
-4% synergy
Void Rend
6% of 229 decks
+4% synergy
Generous Gift
6% of 249 decks
-6% synergy
Dovin's Veto
5% of 249 decks
+1% synergy
Eladamri's Call
5% of 251 decks
+3% synergy
Whisper of the Dross
5% of 176 decks
+4% synergy
Sorceries
Contentious Plan
39% of 261 decks
+38% synergy
Farseek
38% of 276 decks
+22% synergy
Cultivate
38% of 276 decks
+16% synergy
Unnatural Restoration
31% of 176 decks
+29% synergy
Nature's Lore
27% of 276 decks
+12% synergy
Demonic Tutor
23% of 276 decks
+12% synergy
Kodama's Reach
23% of 276 decks
+8% synergy
Damning Verdict
18% of 230 decks
+17% synergy
Rampant Growth
18% of 276 decks
+2% synergy
Three Visits
17% of 276 decks
+5% synergy
Infectious Inquiry
15% of 176 decks
+13% synergy
Smell Fear
15% of 268 decks
+14% synergy
Supreme Verdict
14% of 250 decks
+11% synergy
Planewide Celebration
13% of 275 decks
+12% synergy
Thirsting Roots
12% of 176 decks
+11% synergy
Farewell
12% of 233 decks
+6% synergy
Drown in Ichor
12% of 176 decks
+11% synergy
Austere Command
12% of 251 decks
+6% synergy
Eerie Ultimatum
11% of 247 decks
+10% synergy
Nuclear Fallout
11% of 46 decks
+9% synergy
Fabricate
10% of 262 decks
+7% synergy
Phyresis Outbreak
10% of 176 decks
+9% synergy
Damn
9% of 244 decks
+6% synergy
Diabolic Tutor
9% of 276 decks
+6% synergy
Merciless Eviction
9% of 251 decks
+8% synergy
Expand the Sphere
8% of 176 decks
+7% synergy
Spread the Sickness
8% of 276 decks
+7% synergy
Toxic Deluge
7% of 276 decks
-1% synergy
Wrath of God
6% of 251 decks
+3% synergy
Wave Goodbye
6% of 48 decks
+5% synergy
Carnivorous Canopy
6% of 176 decks
+5% synergy
Skyshroud Claim
5% of 276 decks
+1% synergy
Sunfall
5% of 96 decks
+4% synergy
Black Sun's Zenith
5% of 276 decks
+4% synergy
Search for Tomorrow
5% of 276 decks
+3% synergy
Utility Artifacts
Sword of Truth and Justice
34% of 273 decks
+33% synergy
Darksteel Reactor
31% of 276 decks
+31% synergy
The Ozolith
30% of 271 decks
+26% synergy
Titan Forge
24% of 276 decks
+24% synergy
The Millennium Calendar
23% of 64 decks
+23% synergy
Ozolith, the Shattered Spire
23% of 117 decks
+20% synergy
Swiftfoot Boots
21% of 276 decks
-7% synergy
Lost Jitte
21% of 29 decks
+20% synergy
Ichormoon Gauntlet
20% of 162 decks
+19% synergy
Energy Chamber
20% of 276 decks
+19% synergy
Lightning Greaves
19% of 276 decks
-7% synergy
Transmogrifying Wand
17% of 275 decks
+17% synergy
Power Fist
17% of 46 decks
+16% synergy
Power Conduit
17% of 276 decks
+17% synergy
Surge Node
17% of 276 decks
+17% synergy
Unwinding Clock
17% of 276 decks
+14% synergy
Golem Foundry
14% of 276 decks
+14% synergy
Throne of Geth
12% of 276 decks
+11% synergy
The Great Henge
12% of 273 decks
+7% synergy
Orochi Hatchery
12% of 276 decks
+11% synergy
Manifold Key
11% of 273 decks
+9% synergy
Clearwater Goblet
11% of 276 decks
+10% synergy
Eternity Vessel
10% of 276 decks
+10% synergy
Voltaic Key
9% of 276 decks
+9% synergy
Recon Craft Theta
9% of 46 decks
+8% synergy
Nuka-Nuke Launcher
9% of 46 decks
+8% synergy
Mithril Coat
9% of 81 decks
+2% synergy
Lux Artillery
8% of 154 decks
+8% synergy
Rings of Brighthearth
8% of 276 decks
+6% synergy
Umezawa's Jitte
8% of 276 decks
+7% synergy
Gavel of the Righteous
8% of 253 decks
+8% synergy
The One Ring
7% of 124 decks
-2% synergy
Darksteel Forge
7% of 276 decks
+6% synergy
Agent's Toolkit
7% of 239 decks
+6% synergy
Oracle's Vault
7% of 276 decks
+6% synergy
Culling Dais
7% of 276 decks
+6% synergy
Clock of Omens
7% of 276 decks
+6% synergy
Pip-Boy 3000
7% of 46 decks
+5% synergy
Andúril, Narsil Reforged
6% of 68 decks
+5% synergy
Panharmonicon
5% of 276 decks
+1% synergy
Helm of the Host
5% of 275 decks
+2% synergy
Aetherworks Marvel
5% of 276 decks
+5% synergy
Enchantments
Simic Ascendancy
38% of 261 decks
+36% synergy
Brokers Ascendancy
35% of 229 decks
+34% synergy
As Foretold
35% of 262 decks
+34% synergy
Hardened Scales
27% of 276 decks
+23% synergy
Cathars' Crusade
27% of 251 decks
+24% synergy
Resourceful Defense
25% of 230 decks
+24% synergy
Rhystic Study
24% of 262 decks
+11% synergy
Smothering Tithe
14% of 250 decks
+3% synergy
Branching Evolution
13% of 271 decks
+11% synergy
Bred for the Hunt
12% of 262 decks
+12% synergy
Chthonian Nightmare
12% of 26 decks
+9% synergy
Dawn of a New Age
11% of 62 decks
+10% synergy
Parallax Wave
11% of 251 decks
+11% synergy
Struggle for Project Purity
11% of 38 decks
+9% synergy
Ghostly Prison
10% of 251 decks
+5% synergy
Court of Garenbrig
10% of 70 decks
+8% synergy
Black Market
10% of 276 decks
+7% synergy
Oath of Teferi
10% of 249 decks
+9% synergy
Propaganda
9% of 262 decks
+4% synergy
Mystic Remora
9% of 262 decks
+0% synergy
Saproling Burst
9% of 276 decks
+9% synergy
Vault 12: The Necropolis
9% of 46 decks
+8% synergy
Helix Pinnacle
8% of 276 decks
+8% synergy
Felidar Retreat
8% of 247 decks
+5% synergy
Phyrexian Arena
8% of 276 decks
+1% synergy
Mirari's Wake
8% of 251 decks
+5% synergy
Norn's Decree
8% of 153 decks
+7% synergy
Teferi's Talent
7% of 86 decks
+7% synergy
Druids' Repository
7% of 276 decks
+7% synergy
Sylvan Library
7% of 276 decks
+1% synergy
Tribute to the World Tree
7% of 120 decks
+2% synergy
Well Rested
7% of 46 decks
+6% synergy
Insidious Roots
6% of 48 decks
+4% synergy
Four Knocks
6% of 53 decks
+5% synergy
Retribution of the Ancients
5% of 276 decks
+5% synergy
Planeswalkers
Tamiyo, Field Researcher
17% of 250 decks
+16% synergy
Ajani, Sleeper Agent
16% of 191 decks
+15% synergy
Ajani, the Greathearted
14% of 250 decks
+13% synergy
Teferi, Master of Time
13% of 257 decks
+12% synergy
Oko, Thief of Crowns
13% of 259 decks
+12% synergy
Teferi, Who Slows the Sunset
10% of 240 decks
+9% synergy
Tezzeret the Seeker
9% of 262 decks
+8% synergy
Teferi, Time Raveler
8% of 249 decks
+7% synergy
Oko, the Ringleader
8% of 38 decks
+8% synergy
Tamiyo, Compleated Sage
7% of 242 decks
+7% synergy
Jiang Yanggu, Wildcrafter
7% of 275 decks
+7% synergy
Teferi, Temporal Archmage
6% of 262 decks
+6% synergy
Ugin, the Spirit Dragon
6% of 276 decks
+5% synergy
Tezzeret, Artifice Master
6% of 261 decks
+5% synergy
Tezzeret, Master of the Bridge
6% of 261 decks
+5% synergy
Narset, Parter of Veils
5% of 261 decks
+3% synergy
Vraska the Unseen
5% of 276 decks
+5% synergy
Utility Lands
Nesting Grounds
30% of 271 decks
+28% synergy
Reliquary Tower
25% of 276 decks
-4% synergy
Gavony Township
22% of 251 decks
+20% synergy
Dreadship Reef
21% of 262 decks
+20% synergy
Saltcrusted Steppe
19% of 251 decks
+19% synergy
Saprazzan Skerry
19% of 262 decks
+18% synergy
Remote Farm
18% of 251 decks
+18% synergy
Peat Bog
17% of 276 decks
+17% synergy
Hickory Woodlot
17% of 276 decks
+17% synergy
Bojuka Bog
16% of 276 decks
+1% synergy
Yavimaya, Cradle of Growth
16% of 268 decks
+6% synergy
Calciform Pools
16% of 250 decks
+15% synergy
Urborg, Tomb of Yawgmoth
16% of 276 decks
+6% synergy
Rogue's Passage
12% of 276 decks
-7% synergy
Inventors' Fair
11% of 276 decks
+7% synergy
Diamond City
11% of 46 decks
+10% synergy
Llanowar Reborn
11% of 276 decks
+10% synergy
Academy Ruins
10% of 262 decks
+8% synergy
Drannith Ruins
9% of 92 decks
+8% synergy
Mariposa Military Base
9% of 46 decks
+8% synergy
Magosi, the Waterveil
8% of 262 decks
+8% synergy
Blast Zone
8% of 275 decks
+7% synergy
Temple of the False God
8% of 276 decks
-2% synergy
Seat of the Synod
8% of 262 decks
+4% synergy
Ancient Den
8% of 251 decks
+5% synergy
Tree of Tales
7% of 276 decks
+6% synergy
Vault of Whispers
7% of 276 decks
+5% synergy
Boseiju, Who Endures
6% of 256 decks
-3% synergy
Mage-Ring Network
5% of 276 decks
+5% synergy
Buried Ruin
5% of 276 decks
+0% synergy
Tyrite Sanctum
5% of 270 decks
+3% synergy
Mana Artifacts
Sol Ring
87% of 276 decks
+3% synergy
Arcane Signet
66% of 273 decks
-6% synergy
Replicating Ring
43% of 270 decks
+41% synergy
Chromatic Lantern
36% of 276 decks
+27% synergy
Empowered Autogenerator
29% of 273 decks
+29% synergy
Coalition Relic
25% of 276 decks
+24% synergy
Pentad Prism
24% of 276 decks
+23% synergy
Staff of Compleation
19% of 180 decks
+17% synergy
Fellwar Stone
18% of 276 decks
-3% synergy
Conversion Apparatus
16% of 19 decks
+15% synergy
Pyramid of the Pantheon
13% of 276 decks
+13% synergy
Glistening Sphere
13% of 176 decks
+12% synergy
Commander's Sphere
11% of 276 decks
-5% synergy
Simic Signet
10% of 262 decks
+7% synergy
Vexing Puzzlebox
10% of 231 decks
+9% synergy
Golgari Signet
8% of 276 decks
+5% synergy
Gemstone Array
7% of 276 decks
+7% synergy
Sphere of the Suns
7% of 276 decks
+7% synergy
Orzhov Signet
6% of 251 decks
+0% synergy
Azorius Signet
6% of 250 decks
+0% synergy
Mana Crypt
5% of 276 decks
-6% synergy
Midnight Clock
5% of 259 decks
+3% synergy
Selesnya Signet
5% of 251 decks
+3% synergy
Thought Vessel
5% of 276 decks
-11% synergy
Lands
Command Tower
86% of 276 decks
+13% synergy
Exotic Orchard
53% of 276 decks
+18% synergy
Jungle Shrine
50% of 6 decks
+46% synergy
Steam Vents
50% of 6 decks
+41% synergy
Stomping Ground
50% of 6 decks
+41% synergy
Hallowed Fountain
46% of 250 decks
+37% synergy
Breeding Pool
46% of 262 decks
+37% synergy
Overgrown Tomb
45% of 276 decks
+35% synergy
Temple Garden
43% of 251 decks
+34% synergy
Godless Shrine
37% of 251 decks
+28% synergy
Watery Grave
37% of 262 decks
+27% synergy
Zagoth Triome
37% of 257 decks
+34% synergy
Vivid Creek
37% of 262 decks
+36% synergy
Vivid Meadow
36% of 251 decks
+36% synergy
Vivid Grove
36% of 276 decks
+35% synergy
Spara's Headquarters
35% of 229 decks
+31% synergy
Raffine's Tower
34% of 229 decks
+31% synergy
Seaside Citadel
34% of 250 decks
+31% synergy
Opulent Palace
34% of 262 decks
+31% synergy
Indatha Triome
33% of 247 decks
+30% synergy
Vivid Marsh
32% of 276 decks
+31% synergy
Sandsteppe Citadel
31% of 251 decks
+28% synergy
Arcane Sanctum
28% of 250 decks
+25% synergy
Verdant Catacombs
27% of 276 decks
+15% synergy
Windswept Heath
26% of 276 decks
+16% synergy
Misty Rainforest
26% of 276 decks
+14% synergy
Flooded Strand
25% of 276 decks
+15% synergy
Polluted Delta
24% of 276 decks
+13% synergy
Marsh Flats
23% of 276 decks
+11% synergy
Terramorphic Expanse
22% of 276 decks
+6% synergy
Evolving Wilds
22% of 276 decks
+1% synergy
Gemstone Mine
20% of 276 decks
+19% synergy
Rejuvenating Springs
20% of 256 decks
+14% synergy
Undergrowth Stadium
19% of 270 decks
+14% synergy
Sea of Clouds
18% of 249 decks
+12% synergy
Bountiful Promenade
17% of 250 decks
+12% synergy
Mirrodin's Core
16% of 276 decks
+16% synergy
Reflecting Pool
16% of 276 decks
+11% synergy
City of Brass
16% of 276 decks
+8% synergy
Opal Palace
16% of 276 decks
+13% synergy
Morphic Pool
15% of 261 decks
+8% synergy
Llanowar Wastes
15% of 276 decks
+9% synergy
Path of Ancestry
15% of 276 decks
-6% synergy
Vault of Champions
14% of 246 decks
+8% synergy
Mana Confluence
13% of 276 decks
+6% synergy
Glacial Fortress
12% of 250 decks
+7% synergy
Yavimaya Coast
12% of 262 decks
+6% synergy
Bayou
11% of 276 decks
+8% synergy
Drowned Catacomb
11% of 262 decks
+5% synergy
Woodland Cemetery
11% of 276 decks
+5% synergy