Magistrate's Scepter + Coretapper + Helm of the Host

Magistrate's Scepter
Coretapper
Helm of the Host

Requires
Magistrate's Scepter must be on the battlefield. Coretapper must be on the battlefield. Helm of the Host must be on the battlefield. Helm of the Host attached to Coretapper.
Steps
  1. At the beginning of combat on your turn, Helm of the Host triggers, creating a token copy of Coretapper with haste.
  2. Activate the token Coretapper's first ability by tapping it, putting a charge counter on Magistrate's Scepter.
  3. Activate the token Coretapper's second ability by sacrificing it, putting two charge counters on Magistrate's Scepter.
  4. 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.
  5. Repeat each turn.
Results
Infinite turns.

The Peregrine Dynamo
1.26% of 794 decks 10 decks
Atraxa, Praetors' Voice
0.03% of 34221 decks 11 decks
Top Cards
Everflowing Chalice
55% of 75 decks +50% synergy
Flux Channeler
48% of 42 decks +46% synergy
Tekuthal, Inquiry Dominus
46% of 28 decks +45% synergy
Contagion Engine
45% of 75 decks +44% synergy
Inexorable Tide
43% of 42 decks +42% synergy
Thrummingbird
43% of 42 decks +41% synergy
Energy Chamber
43% of 75 decks +43% synergy
Clock of Omens
41% of 75 decks +40% synergy
Evolution Sage
41% of 27 decks +37% synergy
Chimil, the Inner Sun
39% of 23 decks +36% synergy
Creatures
Metastatic Evangel
50% of 6 decks +48% synergy
Syr Ginger, the Meal Ender
37% of 27 decks +36% synergy
Iron Myr
33% of 24 decks +32% synergy
Foundry Inspector
33% of 75 decks +29% synergy
Palladium Myr
29% of 75 decks +27% synergy
Liberator, Urza's Battlethopter
28% of 60 decks +27% synergy
Karn, Legacy Reforged
28% of 32 decks +27% synergy
Ezuri, Stalker of Spheres
28% of 18 decks +27% synergy
Winding Constrictor
27% of 22 decks +26% synergy
Vorinclex, Monstrous Raider
27% of 26 decks +25% synergy
Brudiclad, Telchor Engineer
27% of 15 decks +26% synergy
Copper Myr
26% of 27 decks +25% synergy
Godo, Bandit Warlord
25% of 24 decks +24% synergy
Leaden Myr
25% of 28 decks +24% synergy
Gold Myr
25% of 36 decks +24% synergy
Voltaic Construct
24% of 75 decks +24% synergy
Myr Galvanizer
24% of 75 decks +24% synergy
Shimmer Myr
24% of 75 decks +22% synergy
Spark Double
24% of 42 decks +20% synergy
Urza, Prince of Kroog
23% of 26 decks +22% synergy
Vorel of the Hull Clade
23% of 22 decks +22% synergy
Pir, Imaginative Rascal
22% of 27 decks +22% synergy
Viral Drake
21% of 42 decks +21% synergy
Plague Myr
21% of 75 decks +20% synergy
Myr Retriever
21% of 75 decks +19% synergy
Cogwork Assembler
20% of 75 decks +20% synergy
Lae'zel, Vlaakith's Champion
19% of 31 decks +18% synergy
Deepglow Skate
19% of 42 decks +18% synergy
Silver Myr
19% of 42 decks +18% synergy
Padeem, Consul of Innovation
19% of 42 decks +17% synergy
Myr Battlesphere
19% of 75 decks +16% synergy
Scrap Trawler
17% of 75 decks +15% synergy
Grateful Apparition
17% of 36 decks +16% synergy
Blightbelly Rat
17% of 18 decks +15% synergy
Goblin Engineer
17% of 24 decks +15% synergy
Emry, Lurker of the Loch
17% of 42 decks +15% synergy
Myr Convert
16% of 55 decks +15% synergy
Kuldotha Forgemaster
16% of 75 decks +15% synergy
Ria Ivor, Bane of Bladehold
15% of 20 decks +15% synergy
Contaminant Grafter
15% of 20 decks +14% synergy
Cankerbloom
15% of 20 decks +11% synergy
Drafna, Founder of Lat-Nam
15% of 34 decks +14% synergy
Hedron Crawler
15% of 75 decks +14% synergy
Guildpact Informant
14% of 42 decks +14% synergy
Akki Battle Squad
14% of 21 decks +14% synergy
Goro-Goro, Disciple of Ryusei
14% of 21 decks +13% synergy
Sai, Master Thopterist
14% of 42 decks +12% synergy
Glistener Seer
14% of 22 decks +14% synergy
Blightsteel Colossus
13% of 75 decks +12% synergy
Solemn Simulacrum
13% of 75 decks -1% synergy
Instants
Atomize
75% of 4 decks +73% synergy
Swords to Plowshares
36% of 36 decks +8% synergy
Counterspell
36% of 42 decks +15% synergy
Enlightened Tutor
31% of 36 decks +22% synergy
Experimental Augury
28% of 29 decks +26% synergy
Reject Imperfection
27% of 22 decks +27% synergy
Cyclonic Rift
26% of 42 decks +12% synergy
Lightning Bolt
25% of 24 decks +20% synergy
Chaos Warp
25% of 24 decks +9% synergy
Negate
24% of 42 decks +13% synergy
Serum Snare
23% of 22 decks +22% synergy
Path to Exile
22% of 36 decks +2% synergy
Pyroblast
21% of 24 decks +18% synergy
Fuel for the Cause
19% of 42 decks +19% synergy
Heroic Intervention
19% of 27 decks +5% synergy
Vraska's Fall
17% of 23 decks +16% synergy
Steady Progress
17% of 42 decks +16% synergy
Dispatch
17% of 36 decks +14% synergy
Red Elemental Blast
17% of 24 decks +13% synergy
Abrade
17% of 24 decks +11% synergy
Dramatic Reversal
14% of 42 decks +12% synergy
Dark Ritual
14% of 28 decks +3% synergy
Prologue to Phyresis
14% of 22 decks +13% synergy
Assassin's Trophy
14% of 22 decks +7% synergy
Volt Charge
12% of 24 decks +12% synergy
Deflecting Swat
12% of 24 decks +5% synergy
Inspiring Call
11% of 27 decks +8% synergy
Teferi's Protection
11% of 36 decks +2% synergy
Vampiric Tutor
11% of 28 decks +1% synergy
An Offer You Can't Refuse
11% of 38 decks +1% synergy
Fierce Guardianship
10% of 41 decks +1% synergy
Dovin's Veto
10% of 31 decks +5% synergy
Cancel
10% of 42 decks +9% synergy
Nexus of Fate
10% of 42 decks +9% synergy
Whir of Invention
10% of 42 decks +8% synergy
Aetherize
10% of 42 decks +7% synergy
Mana Drain
10% of 42 decks +2% synergy
Narset's Reversal
7% of 42 decks +5% synergy
Reality Shift
7% of 42 decks +3% synergy
Pongify
7% of 42 decks +1% synergy
Mystical Tutor
7% of 42 decks -0% synergy
Brainstorm
7% of 42 decks -4% synergy
Sorceries
Tezzeret's Gambit
33% of 42 decks +31% synergy
Cultivate
30% of 27 decks +8% synergy
Fabricate
29% of 42 decks +26% synergy
Contentious Plan
26% of 42 decks +25% synergy
Rampant Growth
22% of 27 decks +6% synergy
Vandalblast
21% of 24 decks +13% synergy
Idyllic Tutor
19% of 36 decks +17% synergy
Planewide Celebration
19% of 27 decks +18% synergy
Vivisurgeon's Insight
18% of 22 decks +18% synergy
Gamble
17% of 24 decks +12% synergy
Faithless Looting
17% of 24 decks +8% synergy
Blasphemous Act
17% of 24 decks +0% synergy
Organic Extinction
16% of 32 decks +14% synergy
Expand the Sphere
15% of 20 decks +14% synergy
Thirsting Roots
15% of 20 decks +14% synergy
Farseek
15% of 27 decks -1% synergy
Demonic Tutor
14% of 28 decks +3% synergy
All Is Dust
13% of 75 decks +12% synergy
Infectious Inquiry
13% of 23 decks +12% synergy
Jeska's Will
13% of 23 decks +4% synergy
White Sun's Twilight
12% of 24 decks +11% synergy
Farewell
12% of 32 decks +6% synergy
March of Progress
12% of 34 decks +11% synergy
Rishkar's Expertise
11% of 27 decks +6% synergy
Austere Command
11% of 36 decks +5% synergy
Three Visits
11% of 27 decks -1% synergy
Diabolic Intent
11% of 28 decks +6% synergy
Supreme Verdict
10% of 31 decks +7% synergy
Approach of the Second Sun
8% of 36 decks +7% synergy
Sevinne's Reclamation
8% of 36 decks +5% synergy
Irenicus's Vile Duplication
8% of 37 decks +6% synergy
Solve the Equation
8% of 40 decks +5% synergy
Rite of Replication
7% of 42 decks +5% synergy
Utility Artifacts
Rings of Brighthearth
36% of 75 decks +34% synergy
Mystic Forge
36% of 75 decks +33% synergy
Lithoform Engine
33% of 73 decks +31% synergy
Darksteel Reactor
31% of 75 decks +30% synergy
Unwinding Clock
31% of 75 decks +28% synergy
Time Sieve
30% of 23 decks +30% synergy
Forsaken Monument
30% of 73 decks +28% synergy
Ashnod's Altar
29% of 75 decks +22% synergy
Voltaic Key
28% of 75 decks +27% synergy
Realmbreaker, the Invasion Tree
26% of 34 decks +26% synergy
Lux Cannon
25% of 75 decks +25% synergy
Lightning Greaves
25% of 75 decks -0% synergy
Manifold Key
23% of 75 decks +21% synergy
Sculpting Steel
23% of 75 decks +20% synergy
Strionic Resonator
23% of 75 decks +19% synergy
Sensei's Divining Top
23% of 75 decks +17% synergy
Ichormoon Gauntlet
21% of 28 decks +20% synergy
Power Conduit
21% of 75 decks +21% synergy
Contagion Clasp
21% of 75 decks +20% synergy
Titan Forge
19% of 75 decks +19% synergy
Umbral Mantle
19% of 75 decks +18% synergy
Krark-Clan Ironworks
19% of 75 decks +17% synergy
The One Ring
18% of 34 decks +9% synergy
Animation Module
17% of 75 decks +17% synergy
Planar Bridge
17% of 75 decks +17% synergy
Doubling Cube
17% of 75 decks +17% synergy
Staff of Domination
17% of 75 decks +15% synergy
Swiftfoot Boots
17% of 75 decks -11% synergy
Mirrorworks
16% of 75 decks +15% synergy
The Millennium Calendar
16% of 25 decks +15% synergy
Darksteel Forge
16% of 75 decks +15% synergy
Lux Artillery
15% of 46 decks +15% synergy
Surge Node
15% of 75 decks +15% synergy
Tamiyo's Journal
15% of 75 decks +14% synergy
Skeleton Shard
14% of 28 decks +14% synergy
Bolas's Citadel
14% of 28 decks +9% synergy
Myr Turbine
13% of 75 decks +13% synergy
Semblance Anvil
13% of 75 decks +13% synergy
Moonsilver Key
13% of 71 decks +11% synergy
Orochi Hatchery
12% of 75 decks +12% synergy
Golem Foundry
12% of 75 decks +12% synergy
Prototype Portal
12% of 75 decks +12% synergy
Transmogrifying Wand
12% of 75 decks +12% synergy
Nim Deathmantle
12% of 75 decks +11% synergy
Illusionist's Bracers
12% of 75 decks +11% synergy
Sword of Truth and Justice
12% of 75 decks +11% synergy
Cloud Key
12% of 75 decks +10% synergy
Mace of the Valiant
11% of 36 decks +11% synergy
Darksteel Monolith
11% of 27 decks +10% synergy
Maskwood Nexus
11% of 72 decks +8% synergy
Enchantments
Doubling Season
33% of 27 decks +29% synergy
Smothering Tithe
25% of 36 decks +13% synergy
As Foretold
19% of 42 decks +18% synergy
Mechanized Production
19% of 42 decks +18% synergy
Resourceful Defense
19% of 32 decks +18% synergy
Black Market
18% of 28 decks +15% synergy
Anointed Procession
14% of 36 decks +10% synergy
Mesmerizing Dose
14% of 22 decks +13% synergy
Simic Ascendancy
14% of 22 decks +12% synergy
Artificer Class
14% of 37 decks +13% synergy
Skrelv's Hive
12% of 24 decks +11% synergy
Ominous Seas
12% of 41 decks +11% synergy
Freed from the Real
12% of 42 decks +11% synergy
Propaganda
12% of 42 decks +6% synergy
Rhystic Study
12% of 42 decks -2% synergy
Helix Pinnacle
11% of 27 decks +11% synergy
Land Tax
11% of 36 decks +8% synergy
Hardened Scales
11% of 27 decks +7% synergy
Guardian Project
11% of 27 decks +7% synergy
Mirrodin Besieged
10% of 42 decks +8% synergy
Enduring Renewal
8% of 36 decks +8% synergy
Ghostly Prison
8% of 36 decks +3% synergy
Kiora Bests the Sea God
7% of 41 decks +7% synergy
Efficient Construction
7% of 42 decks +7% synergy
Paradox Haze
7% of 42 decks +6% synergy
Training Grounds
7% of 42 decks +6% synergy
Thopter Spy Network
7% of 42 decks +5% synergy
Leyline of Anticipation
7% of 42 decks +5% synergy
Planeswalkers
Vraska, Betrayal's Sting
38% of 24 decks +36% synergy
Ugin, the Ineffable
23% of 75 decks +21% synergy
Karn, Living Legacy
21% of 62 decks +20% synergy
Karn, the Great Creator
19% of 75 decks +17% synergy
Ajani, Sleeper Agent
18% of 17 decks +17% synergy
Teferi, Temporal Archmage
14% of 42 decks +14% synergy
Tezzeret, Artifice Master
12% of 42 decks +11% synergy
Tezzeret the Seeker
10% of 42 decks +8% synergy
Narset, Parter of Veils
10% of 42 decks +7% synergy
Teferi, Temporal Pilgrim
9% of 34 decks +8% synergy
Teferi, Master of Time
7% of 41 decks +6% synergy
Karn, Scion of Urza
7% of 75 decks +6% synergy
Ugin, the Spirit Dragon
5% of 75 decks +4% synergy
Utility Lands
Karn's Bastion
51% of 75 decks +46% synergy
Great Furnace
42% of 24 decks +39% synergy
Buried Ruin
37% of 75 decks +32% synergy
Reliquary Tower
35% of 75 decks +6% synergy
Nesting Grounds
34% of 74 decks +32% synergy
Inventors' Fair
33% of 75 decks +29% synergy
Academy Ruins
31% of 42 decks +28% synergy
Darksteel Citadel
28% of 75 decks +24% synergy
Ancient Den
28% of 36 decks +25% synergy
Seat of the Synod
26% of 42 decks +23% synergy
Urza's Saga
24% of 72 decks +16% synergy
Tree of Tales
22% of 27 decks +21% synergy
Vault of Whispers
21% of 28 decks +19% synergy
Urza's Power Plant
21% of 75 decks +20% synergy
Urza's Tower
21% of 75 decks +20% synergy
Urza's Mine
21% of 75 decks +20% synergy
War Room
21% of 73 decks +14% synergy
Thespian's Stage
20% of 75 decks +17% synergy
Rogue's Passage
19% of 75 decks -0% synergy
Dreadship Reef
17% of 23 decks +17% synergy
Emergence Zone
17% of 75 decks +15% synergy
Command Beacon
17% of 75 decks +13% synergy
Mystic Sanctuary
17% of 42 decks +11% synergy
Shrine of the Forsaken Gods
16% of 75 decks +15% synergy
Saltcrusted Steppe
15% of 20 decks +15% synergy
Mage-Ring Network
15% of 75 decks +14% synergy
Zhalfirin Void
15% of 75 decks +14% synergy
Temple of the False God
15% of 75 decks +5% synergy
Scorched Ruins
13% of 75 decks +13% synergy
Deserted Temple
13% of 75 decks +13% synergy
Ancient Tomb
13% of 75 decks +3% synergy
Calciform Pools
13% of 31 decks +13% synergy
Haunted Fengraf
12% of 75 decks +12% synergy
Blast Zone
12% of 75 decks +11% synergy
Geier Reach Sanitarium
12% of 75 decks +8% synergy
Magosi, the Waterveil
12% of 42 decks +12% synergy
Saprazzan Skerry
12% of 42 decks +12% synergy
Urza's Workshop
12% of 60 decks +11% synergy
Treasure Vault
11% of 71 decks +9% synergy
Oran-Rief, the Vastwood
11% of 27 decks +9% synergy
Miren, the Moaning Well
11% of 75 decks +10% synergy
Blasted Landscape
11% of 75 decks +10% synergy
Cryptic Caves
11% of 75 decks +10% synergy
Crystal Vein
11% of 75 decks +10% synergy
Dark Depths
11% of 75 decks +10% synergy
Mikokoro, Center of the Sea
11% of 75 decks +9% synergy
Guildless Commons
10% of 73 decks +8% synergy
Petrified Field
9% of 75 decks +9% synergy
Sequestered Stash
9% of 75 decks +9% synergy
Underdark Rift
8% of 71 decks +8% synergy
Mana Artifacts
Sol Ring
91% of 75 decks +6% synergy
Arcane Signet
44% of 75 decks -27% synergy
Basalt Monolith
36% of 75 decks +33% synergy
Astral Cornucopia
35% of 75 decks +33% synergy
Thran Dynamo
31% of 75 decks +26% synergy
Mind Stone
28% of 75 decks +10% synergy
Empowered Autogenerator
27% of 75 decks +26% synergy
Thought Vessel
27% of 75 decks +10% synergy
Liquimetal Torque
24% of 72 decks +20% synergy
Talisman of Conviction
20% of 15 decks +15% synergy
Talisman of Creativity
20% of 15 decks +13% synergy
The Irencrag
19% of 26 decks +18% synergy
Gilded Lotus
17% of 75 decks +14% synergy
Powerstone Shard
16% of 75 decks +16% synergy
Mana Crypt
16% of 75 decks +5% synergy
Vexing Puzzlebox
15% of 67 decks +14% synergy
Blinkmoth Urn
15% of 75 decks +14% synergy
Worn Powerstone
15% of 75 decks +12% synergy
Mana Vault
15% of 75 decks +8% synergy
Replicating Ring
14% of 72 decks +12% synergy
Chromatic Lantern
13% of 75 decks +4% synergy
Dreamstone Hedron
12% of 75 decks +11% synergy
The Mightstone and Weakstone
12% of 60 decks +11% synergy
Staff of Compleation
11% of 55 decks +9% synergy
Coalition Relic
11% of 75 decks +10% synergy
Mox Opal
11% of 75 decks +6% synergy
Commander's Sphere
11% of 75 decks -5% synergy
Chromatic Orrery
9% of 74 decks +8% synergy
Myr Reservoir
9% of 75 decks +9% synergy
Honor-Worn Shaku
9% of 75 decks +9% synergy
Lotus Petal
8% of 75 decks +1% synergy
Glistening Sphere
7% of 54 decks +6% synergy
Blue Mana Battery
7% of 42 decks +7% synergy
Gemstone Array
7% of 75 decks +7% synergy
Pentad Prism
7% of 75 decks +6% synergy
Fellwar Stone
7% of 75 decks -14% synergy
Jeweled Lotus
5% of 73 decks -2% synergy
Thran Turbine
5% of 75 decks +5% synergy
Grim Monolith
5% of 75 decks +3% synergy
Hedron Archive
5% of 75 decks +2% synergy
Lands
Slagwoods Bridge
50% of 8 decks +49% synergy
Command Tower
47% of 75 decks -27% synergy
Silverbluff Bridge
43% of 14 decks +41% synergy
Drossforge Bridge
40% of 10 decks +39% synergy
Mystic Monastery
38% of 13 decks +36% synergy
Arcane Sanctum
36% of 22 decks +33% synergy
Rustvale Bridge
36% of 14 decks +34% synergy
Opulent Palace
35% of 20 decks +32% synergy
Goldmire Bridge
35% of 23 decks +34% synergy
Vivid Creek
31% of 42 decks +30% synergy
Stormcarved Coast
31% of 13 decks +27% synergy
Watery Grave
30% of 23 decks +20% synergy
Sandsteppe Citadel
30% of 20 decks +27% synergy
Hallowed Fountain
29% of 31 decks +20% synergy
Exotic Orchard
28% of 75 decks -7% synergy
Razortide Bridge
28% of 29 decks +26% synergy
Mistvault Bridge
27% of 22 decks +26% synergy
The Mycosynth Gardens
27% of 55 decks +25% synergy
Sulfurous Springs
27% of 11 decks +23% synergy
Overgrown Tomb
27% of 22 decks +18% synergy
Gallifrey Council Chamber
27% of 26 decks +26% synergy
Sacred Foundry
27% of 15 decks +18% synergy
Steam Vents
27% of 15 decks +18% synergy
Vivid Grove
26% of 27 decks +25% synergy
Seaside Citadel
25% of 20 decks +22% synergy
Zagoth Triome
25% of 20 decks +22% synergy
Raffine's Tower
25% of 20 decks +21% synergy
Tanglepool Bridge
24% of 21 decks +23% synergy
The Grey Havens
23% of 30 decks +21% synergy
Raugrin Triome
23% of 13 decks +20% synergy
Temple of Mystery
23% of 22 decks +19% synergy
Breeding Pool
23% of 22 decks +14% synergy
Adarkar Wastes
23% of 31 decks +19% synergy
Spara's Headquarters
22% of 18 decks +18% synergy
Darkslick Shores
22% of 23 decks +20% synergy
Underground River
22% of 23 decks +17% synergy
Spectator Seating
21% of 14 decks +16% synergy
Training Center
21% of 14 decks +15% synergy
Thornglint Bridge
21% of 19 decks +21% synergy
Caves of Koilos
21% of 24 decks +15% synergy
Indatha Triome
20% of 20 decks +17% synergy
Battlefield Forge
20% of 15 decks +14% synergy
Vivid Meadow
19% of 36 decks +19% synergy
Evolving Wilds
19% of 75 decks -3% synergy
Hall of Tagsin
18% of 60 decks +18% synergy
Bayou
18% of 22 decks +15% synergy
Temple of Malady
18% of 22 decks +15% synergy
Vivid Marsh
18% of 28 decks +17% synergy
Darkwater Catacombs
17% of 23 decks +14% synergy
Morphic Pool
17% of 23 decks +11% synergy