Rootha, Mercurial Artist + Turnabout + Tidal Barracuda

Rootha, Mercurial Artist
Turnabout
Tidal Barracuda

Requires
Rootha, Mercurial Artist must be on the battlefield. Turnabout must be in hand. Tidal Barracuda must be on the battlefield. Lands you control can tap to produce at least 4. Mana needed:
Steps
  1. Activate all mana-producing lands you control by tapping them, adding at least 4.
  2. Cast Turnabout by paying 2.
  3. Holding priority, activate Rootha by paying 2 and returning it from the battlefield to your hand, copying Turnabout.
  4. Resolve the copy of Turnabout, untapping all lands you control.
  5. Activate all mana-producing lands you control by tapping them, adding at least 4.
  6. Cast Rootha by paying 1.
  7. Repeat from step 3.
Results
Infinite ETB. Infinite LTB. Infinite magecraft triggers. Infinite mana lands you control can produce. Infinite storm count. Infinite untap of lands you control.

Rootha, Mercurial Artist
3.02% of 331 decks 10 decks
Zedruu the Greathearted
0.04% of 7197 decks 3 decks
High Synergy Cards
Leyline of Anticipation
85% of 13 decks +80% synergy
Lórien Revealed
80% of 5 decks +76% synergy
Lore Drakkis
69% of 13 decks +69% synergy
Borne Upon a Wind
71% of 7 decks +68% synergy
Emergence Zone
69% of 13 decks +67% synergy
Brass's Bounty
69% of 13 decks +66% synergy
Electrodominance
62% of 13 decks +60% synergy
Twinning Staff
54% of 13 decks +53% synergy
Vedalken Orrery
54% of 13 decks +52% synergy
Solve the Equation
54% of 13 decks +49% synergy
Top Cards
Prismari Command
54% of 13 decks +49% synergy
Dramatic Reversal
54% of 13 decks +48% synergy
Storm-Kiln Artist
54% of 13 decks +45% synergy
Goblin Electromancer
54% of 13 decks +45% synergy
Frantic Search
54% of 13 decks +42% synergy
Chaos Warp
54% of 13 decks +22% synergy
Candlekeep Sage
46% of 13 decks +46% synergy
Increasing Vengeance
46% of 13 decks +45% synergy
Expressive Iteration
46% of 13 decks +39% synergy
Big Score
46% of 13 decks +37% synergy
Creatures
Swans of Bryn Argoll
100% of 3 decks +100% synergy
Walking Archive
100% of 3 decks +99% synergy
Teferi, Mage of Zhalfir
38% of 13 decks +38% synergy
Archmage Emeritus
38% of 13 decks +31% synergy
Veyran, Voice of Duality
31% of 13 decks +26% synergy
Mercurial Spelldancer
30% of 10 decks +29% synergy
Precursor Golem
23% of 13 decks +23% synergy
Golden Guardian
23% of 13 decks +23% synergy
Haughty Djinn
23% of 13 decks +21% synergy
Venser, Shaper Savant
23% of 13 decks +21% synergy
Psychosis Crawler
23% of 13 decks +20% synergy
Dualcaster Mage
23% of 13 decks +18% synergy
Instants
Mirrorweave
100% of 3 decks +100% synergy
Twincast
38% of 13 decks +38% synergy
Expansion // Explosion
38% of 13 decks +36% synergy
Reverberate
38% of 13 decks +36% synergy
Izzet Charm
38% of 13 decks +33% synergy
Seething Song
38% of 13 decks +33% synergy
Unexpected Windfall
38% of 13 decks +32% synergy
An Offer You Can't Refuse
38% of 13 decks +18% synergy
Teach by Example
31% of 13 decks +30% synergy
Sublime Epiphany
31% of 13 decks +29% synergy
Opt
31% of 13 decks +21% synergy
Thrill of Possibility
31% of 13 decks +20% synergy
Lightning Bolt
31% of 13 decks +20% synergy
Through the Breach
23% of 13 decks +23% synergy
Reiterate
23% of 13 decks +22% synergy
Desperate Ritual
23% of 13 decks +21% synergy
Galvanic Iteration
23% of 13 decks +21% synergy
Consider
23% of 13 decks +17% synergy
Reality Shift
23% of 13 decks +14% synergy
Arcane Denial
23% of 13 decks +4% synergy
Brainstorm
23% of 13 decks +2% synergy
Counterspell
23% of 13 decks -20% synergy
Sorceries
Leave // Chance
100% of 3 decks +100% synergy
Baral's Expertise
38% of 13 decks +38% synergy
Replication Technique
38% of 13 decks +38% synergy
Mind's Desire
38% of 13 decks +37% synergy
Jeska's Will
38% of 13 decks +21% synergy
Seize the Spoils
31% of 13 decks +27% synergy
Mana Geyser
31% of 13 decks +24% synergy
Mystic Retrieval
23% of 13 decks +21% synergy
Time Warp
23% of 13 decks +21% synergy
Crackle with Power
23% of 13 decks +21% synergy
Rite of Replication
23% of 13 decks +20% synergy
Mizzix's Mastery
23% of 13 decks +20% synergy
Cathartic Reunion
23% of 13 decks +19% synergy
Utility Artifacts
Mirror of Fate
31% of 13 decks +31% synergy
Azor's Gateway
23% of 13 decks +23% synergy
Hazoret's Monument
23% of 13 decks +22% synergy
Howling Mine
23% of 13 decks +21% synergy
Wayfarer's Bauble
23% of 13 decks +13% synergy
Enchantments
Jeskai Ascendancy
100% of 3 decks +94% synergy
Sneak Attack
31% of 13 decks +28% synergy
Eye of the Storm
23% of 13 decks +23% synergy
Mana Echoes
23% of 13 decks +22% synergy
Training Grounds
23% of 13 decks +20% synergy
Rhystic Study
23% of 13 decks -5% synergy
Planeswalkers
Ral, Storm Conduit
31% of 13 decks +27% synergy
Saheeli, Sublime Artificer
23% of 13 decks +18% synergy
Utility Lands
Mystic Sanctuary
38% of 13 decks +26% synergy
Winding Canyons
31% of 13 decks +31% synergy
Reliquary Tower
31% of 13 decks +1% synergy
Mana Artifacts
Azorius Signet
100% of 3 decks +74% synergy
Izzet Signet
85% of 13 decks +56% synergy
Arcane Signet
85% of 13 decks +13% synergy
Sol Ring
77% of 13 decks -8% synergy
Talisman of Creativity
69% of 13 decks +40% synergy
Pentad Prism
31% of 13 decks +31% synergy
Honor-Worn Shaku
23% of 13 decks +23% synergy
Coveted Jewel
23% of 13 decks +22% synergy
Pyromancer's Goggles
23% of 13 decks +22% synergy
Relic of Legends
23% of 13 decks +21% synergy
Everflowing Chalice
23% of 13 decks +18% synergy
Mind Stone
23% of 13 decks +6% synergy
Lands
Azorius Chancery
100% of 3 decks +85% synergy
Boros Garrison
100% of 3 decks +85% synergy
Command Tower
92% of 13 decks +18% synergy
Sulfur Falls
85% of 13 decks +54% synergy
Izzet Boilerworks
77% of 13 decks +61% synergy
Cascade Bluffs
69% of 13 decks +57% synergy
Shivan Reef
62% of 13 decks +35% synergy
Riverglide Pathway
46% of 13 decks +37% synergy
Stormcarved Coast
46% of 13 decks +29% synergy
Temple of Epiphany
46% of 13 decks +28% synergy
Exotic Orchard
46% of 13 decks +11% synergy
Steam Vents
46% of 13 decks +7% synergy
Swiftwater Cliffs
38% of 13 decks +32% synergy
Molten Tributary
31% of 13 decks +26% synergy
Path of Ancestry
31% of 13 decks +10% synergy
Training Center
31% of 13 decks +3% synergy
Highland Lake
23% of 13 decks +22% synergy
Prismari Campus
23% of 13 decks +21% synergy
Volatile Fjord
23% of 13 decks +21% synergy
Silverbluff Bridge
23% of 13 decks +17% synergy
Scalding Tarn
23% of 13 decks +12% synergy
Frostboil Snarl
23% of 13 decks +10% synergy
Myriad Landscape
23% of 13 decks +3% synergy