Idris, Soul of the TARDIS + Basalt Monolith + Training Grounds

Idris, Soul of the TARDIS
Basalt Monolith
Training Grounds

Requires
Idris, Soul of the TARDIS must be on the battlefield. Basalt Monolith must be in exile (exiled by Idris). Training Grounds must be on the battlefield. Idris does not have summoning sickness.
Steps
  1. Activate Idris using Basalt Monolith's first ability by tapping it, adding .
  2. Activate Idris using Basalt Monolith's second ability by paying 1, untapping it.
  3. Repeat.
Results
Infinite colorless mana.

Idris, Soul of the TARDIS
5.88% of 51 decks 3 decks
The Tenth Doctor // Clara Oswald
0.82% of 368 decks 3 decks
The Tenth Doctor // Rose Tyler
0.12% of 3438 decks 4 decks
Top Cards
Zirda, the Dawnwaker
86% of 7 decks +85% synergy
Farewell
86% of 7 decks +79% synergy
Swords to Plowshares
86% of 7 decks +57% synergy
The Millennium Calendar
83% of 6 decks +82% synergy
Lightning Greaves
77% of 13 decks +52% synergy
Rousing Refrain
69% of 13 decks +69% synergy
Inspiring Refrain
62% of 13 decks +61% synergy
Mystical Tutor
62% of 13 decks +54% synergy
Blasphemous Act
62% of 13 decks +45% synergy
Dinosaurs on a Spaceship
57% of 7 decks +56% synergy
Creatures
Agatha of the Vile Cauldron
100% of 1 decks +100% synergy
Birds of Paradise
100% of 1 decks +88% synergy
Jhoira of the Ghitu
54% of 13 decks +54% synergy
The Second Doctor
43% of 7 decks +42% synergy
Time Beetle
42% of 12 decks +41% synergy
Aeon Chronicler
38% of 13 decks +38% synergy
Flaming Tyrannosaurus
33% of 12 decks +32% synergy
Flesh Duplicate
33% of 12 decks +32% synergy
River Song
31% of 13 decks +31% synergy
Jhoira's Timebug
31% of 13 decks +31% synergy
Timestream Navigator
31% of 13 decks +30% synergy
Dockside Extortionist
31% of 13 decks +23% synergy
Star Whale
25% of 12 decks +25% synergy
K-9, Mark I
25% of 12 decks +24% synergy
Drift of Phantasms
23% of 13 decks +23% synergy
Goldspan Dragon
23% of 13 decks +20% synergy
Imperial Recruiter
23% of 13 decks +20% synergy
Phyrexian Metamorph
23% of 13 decks +20% synergy
Thassa's Oracle
23% of 13 decks +19% synergy
Instants
Beast Within
100% of 1 decks +82% synergy
Everybody Lives!
57% of 7 decks +56% synergy
Mental Misstep
54% of 13 decks +51% synergy
Arcane Denial
54% of 13 decks +44% synergy
An Offer You Can't Refuse
46% of 13 decks +36% synergy
Enlightened Tutor
43% of 7 decks +35% synergy
Path to Exile
43% of 7 decks +22% synergy
Cyber Conversion
40% of 10 decks +39% synergy
Delay
38% of 13 decks +37% synergy
Fierce Guardianship
38% of 13 decks +30% synergy
Counterspell
38% of 13 decks +17% synergy
Clockspinning
31% of 13 decks +30% synergy
Muddle the Mixture
31% of 13 decks +28% synergy
Swan Song
31% of 13 decks +23% synergy
Brainstorm
31% of 13 decks +20% synergy
Cyclonic Rift
31% of 13 decks +17% synergy
Brain Freeze
23% of 13 decks +21% synergy
Dramatic Reversal
23% of 13 decks +20% synergy
Deflecting Swat
23% of 13 decks +15% synergy
Sorceries
Farseek
100% of 1 decks +84% synergy
Cultivate
100% of 1 decks +78% synergy
Inevitable Betrayal
46% of 13 decks +45% synergy
Fabricate
46% of 13 decks +43% synergy
Windfall
46% of 13 decks +40% synergy
Sevinne's Reclamation
43% of 7 decks +40% synergy
Arc Blade
38% of 13 decks +38% synergy
Reality Strobe
38% of 13 decks +38% synergy
Personal Tutor
38% of 13 decks +38% synergy
Wibbly-wobbly, Timey-wimey
33% of 12 decks +33% synergy
Lórien Revealed
31% of 13 decks +29% synergy
Ponder
31% of 13 decks +24% synergy
Traverse Eternity
30% of 10 decks +30% synergy
Twice Upon a Time
25% of 12 decks +25% synergy
Wheel of Fate
23% of 13 decks +22% synergy
Gamble
23% of 13 decks +18% synergy
Preordain
23% of 13 decks +17% synergy
Utility Artifacts
Dino DNA
50% of 6 decks +50% synergy
Heartstone
38% of 13 decks +38% synergy
The One Ring
38% of 13 decks +29% synergy
Rotating Fireplace
33% of 12 decks +33% synergy
Staff of Domination
23% of 13 decks +21% synergy
Isochron Scepter
23% of 13 decks +20% synergy
Swiftfoot Boots
23% of 13 decks -5% synergy
Enchantments
Grasp of Fate
43% of 7 decks +41% synergy
Ghostly Prison
43% of 7 decks +38% synergy
As Foretold
38% of 13 decks +37% synergy
Mystic Remora
31% of 13 decks +22% synergy
The Parting of the Ways
23% of 13 decks +23% synergy
Teferi's Ageless Insight
23% of 13 decks +20% synergy
Underworld Breach
23% of 13 decks +20% synergy
Rhystic Study
23% of 13 decks +9% synergy
Utility Lands
Trenzalore Clocktower
75% of 12 decks +74% synergy
Reliquary Tower
54% of 13 decks +25% synergy
Geier Reach Sanitarium
31% of 13 decks +27% synergy
Rogue's Passage
31% of 13 decks +12% synergy
Nesting Grounds
23% of 13 decks +22% synergy
Minamo, School at Water's Edge
23% of 13 decks +21% synergy
Urza's Saga
23% of 13 decks +16% synergy
Ancient Tomb
23% of 13 decks +12% synergy
Mana Artifacts
Sol Ring
100% of 13 decks +16% synergy
Talisman of Conviction
86% of 7 decks +81% synergy
Arcane Signet
77% of 13 decks +5% synergy
Thought Vessel
62% of 13 decks +45% synergy
Talisman of Progress
57% of 7 decks +52% synergy
Talisman of Creativity
54% of 13 decks +47% synergy
Fellwar Stone
46% of 13 decks +25% synergy
Sonic Screwdriver
42% of 12 decks +40% synergy
Sol Talisman
38% of 13 decks +38% synergy
Mana Crypt
38% of 13 decks +27% synergy
Energy Refractor
31% of 13 decks +31% synergy
Lotus Bloom
31% of 13 decks +30% synergy
Grim Monolith
23% of 13 decks +21% synergy
Jeweled Lotus
23% of 13 decks +16% synergy
Lands
Hinterland Harbor
100% of 1 decks +94% synergy
Command Tower
92% of 13 decks +19% synergy
Hallowed Fountain
71% of 7 decks +62% synergy
Training Center
69% of 13 decks +63% synergy
Steam Vents
69% of 13 decks +60% synergy
Exotic Orchard
69% of 13 decks +34% synergy
Sunbaked Canyon
57% of 7 decks +56% synergy
Skycloud Expanse
57% of 7 decks +54% synergy
Sundown Pass
57% of 7 decks +54% synergy
Deserted Beach
57% of 7 decks +54% synergy
Sacred Foundry
57% of 7 decks +49% synergy
Fiery Islet
54% of 13 decks +52% synergy
Stormcarved Coast
54% of 13 decks +50% synergy
Scalding Tarn
46% of 13 decks +35% synergy
Mystic Monastery
43% of 7 decks +40% synergy
Raugrin Triome
43% of 7 decks +40% synergy
Gallifrey Council Chamber
42% of 12 decks +41% synergy
Spire of Industry
38% of 13 decks +35% synergy
Shivan Reef
38% of 13 decks +32% synergy
Volcanic Island
31% of 13 decks +28% synergy
Reflecting Pool
23% of 13 decks +18% synergy
Flooded Strand
23% of 13 decks +13% synergy
Arid Mesa
23% of 13 decks +12% synergy
Polluted Delta
23% of 13 decks +12% synergy