Ertha Jo, Frontier Mentor + Seeker of Skybreak

Ertha Jo, Frontier Mentor
Seeker of Skybreak

Requires
Ertha Jo, Frontier Mentor must be on the battlefield. Seeker of Skybreak must be on the battlefield. Seeker of Skybreak does not have summoning sickness.
Steps
  1. Activate Seeker of Skybreak by tapping it, targeting itself.
  2. Ertha Jo's second ability triggers, copying Seeker of Skybreak's ability, targeting any other creature.
  3. Resolve both Seeker of Skybreak abilities, untapping it and the other targeted creature.
  4. Repeat.
Results
Infinite mana creatures you control can produce. Infinite untap of creatures you control.

Annie Flash, the Veteran
0.86% of 347 decks 3 decks
Ghired, Mirror of the Wilds
0.13% of 2258 decks 3 decks
Garth One-Eye
0.12% of 4142 decks 5 decks
Samut, Voice of Dissent
0.11% of 1809 decks 2 decks
Rocco, Cabaretti Caterer
0.04% of 5691 decks 2 decks
High Synergy Cards
Aphetto Alchemist
62% of 8 decks +62% synergy
Kelpie Guide
62% of 8 decks +62% synergy
Tyvar, Jubilant Brawler
57% of 7 decks +52% synergy
Vizier of Tumbling Sands
50% of 8 decks +49% synergy
Arcanis the Omnipotent
50% of 8 decks +49% synergy
Drumbellower
47% of 19 decks +45% synergy
Kiora's Follower
50% of 8 decks +44% synergy
Jeskai Ascendancy
50% of 8 decks +44% synergy
Wylie Duke, Atiin Hero
44% of 16 decks +43% synergy
Selvala, Eager Trailblazer
38% of 16 decks +36% synergy
Top Cards
Swords to Plowshares
53% of 19 decks -10% synergy
Faeburrow Elder
47% of 19 decks +36% synergy
Nature's Lore
47% of 19 decks +15% synergy
Bloom Tender
42% of 19 decks +34% synergy
Rampant Growth
42% of 19 decks +7% synergy
Plargg, Dean of Chaos
37% of 19 decks +36% synergy
Quest for Renewal
37% of 19 decks +35% synergy
Thousand-Year Elixir
37% of 19 decks +35% synergy
Birds of Paradise
37% of 19 decks +10% synergy
Samut, Voice of Dissent
32% of 19 decks +28% synergy
Creatures
Merieke Ri Berit
43% of 7 decks +42% synergy
Royal Assassin
43% of 7 decks +41% synergy
Ignoble Hierarch
43% of 7 decks +17% synergy
Archivist
38% of 8 decks +37% synergy
Forensic Researcher
38% of 8 decks +37% synergy
Fatestitcher
38% of 8 decks +37% synergy
Seedborn Muse
32% of 19 decks +23% synergy
Llanowar Elves
32% of 19 decks +11% synergy
Eternal Witness
32% of 19 decks +10% synergy
Saryth, the Viper's Fang
26% of 19 decks +23% synergy
Kiki-Jiki, Mirror Breaker
26% of 19 decks +23% synergy
Mother of Runes
26% of 19 decks +19% synergy
Loran of the Third Path
26% of 19 decks +19% synergy
Midnight Guard
21% of 19 decks +21% synergy
Intrepid Hero
21% of 19 decks +21% synergy
Godsire
21% of 19 decks +20% synergy
Emmara, Soul of the Accord
21% of 19 decks +20% synergy
Village Bell-Ringer
21% of 19 decks +20% synergy
Fauna Shaman
21% of 19 decks +18% synergy
Selvala, Explorer Returned
21% of 19 decks +18% synergy
Feldon of the Third Path
21% of 19 decks +18% synergy
Avacyn's Pilgrim
21% of 19 decks +6% synergy
Fortune, Loyal Steed
19% of 16 decks +18% synergy
Mangara of Corondor
16% of 19 decks +16% synergy
Krenko, Mob Boss
16% of 19 decks +14% synergy
Orthion, Hero of Lavabrink
16% of 19 decks +14% synergy
Jaxis, the Troublemaker
16% of 19 decks +13% synergy
Faldorn, Dread Wolf Herald
16% of 19 decks +13% synergy
Rocco, Cabaretti Caterer
16% of 19 decks +13% synergy
Brash Taunter
16% of 19 decks +12% synergy
Goblin Anarchomancer
16% of 19 decks +2% synergy
Delighted Halfling
16% of 19 decks +2% synergy
Elvish Mystic
16% of 19 decks -2% synergy
Sakura-Tribe Elder
16% of 19 decks -3% synergy
Instants
Beast Within
32% of 19 decks -7% synergy
Path to Exile
32% of 19 decks -14% synergy
Legolas's Quick Reflexes
26% of 19 decks +23% synergy
Rustler Rampage
25% of 16 decks +24% synergy
To Arms!
21% of 19 decks +21% synergy
Clever Concealment
21% of 19 decks +17% synergy
Generous Gift
21% of 19 decks -5% synergy
Heroic Intervention
21% of 19 decks -9% synergy
Vitalize
16% of 19 decks +15% synergy
Final Showdown
16% of 19 decks +12% synergy
Chaos Warp
16% of 19 decks -16% synergy
Sorceries
Three Visits
32% of 19 decks +7% synergy
Farseek
32% of 19 decks -3% synergy
Blasphemous Act
26% of 19 decks -7% synergy
Requisition Raid
19% of 16 decks +15% synergy
Harmonize
16% of 19 decks +7% synergy
Shamanic Revelation
16% of 19 decks +6% synergy
Austere Command
16% of 19 decks +3% synergy
Cultivate
16% of 19 decks -31% synergy
Utility Artifacts
Illusionist's Bracers
26% of 19 decks +25% synergy
Magewright's Stone
21% of 19 decks +20% synergy
Halo Fountain
21% of 19 decks +18% synergy
Lightning Greaves
21% of 19 decks -4% synergy
Umbral Mantle
16% of 19 decks +15% synergy
Mimic Vat
16% of 19 decks +15% synergy
Staff of Domination
16% of 19 decks +14% synergy
Swiftfoot Boots
16% of 19 decks -12% synergy
Enchantments
Temur Ascendancy
38% of 8 decks +23% synergy
Annie Joins Up
31% of 16 decks +12% synergy
Utopia Sprawl
26% of 19 decks +19% synergy
Wild Growth
26% of 19 decks +15% synergy
Aggravated Assault
21% of 19 decks +18% synergy
Impact Tremors
21% of 19 decks +12% synergy
Rhythm of the Wild
21% of 19 decks -2% synergy
Leyline Immersion
16% of 19 decks +15% synergy
Passionate Archaeologist
16% of 19 decks +13% synergy
Cryptolith Rite
16% of 19 decks +12% synergy
Fertile Ground
16% of 19 decks +12% synergy
Elven Chorus
16% of 19 decks +11% synergy
Utility Lands
Maze of Ith
16% of 19 decks +13% synergy
Yavimaya, Cradle of Growth
16% of 19 decks +6% synergy
Mana Artifacts
Sol Ring
63% of 19 decks -21% synergy
Arcane Signet
58% of 19 decks -14% synergy
Springleaf Drum
21% of 19 decks +19% synergy
Paradise Mantle
16% of 19 decks +15% synergy
Patriar's Seal
16% of 19 decks +14% synergy
Relic of Legends
16% of 19 decks +13% synergy
Fellwar Stone
16% of 19 decks -5% synergy
Talisman of Conviction
16% of 19 decks -7% synergy
Lands
Command Tower
89% of 19 decks +16% synergy
Exotic Orchard
68% of 19 decks +33% synergy
Sheltering Landscape
44% of 9 decks +30% synergy
Rejuvenating Springs
38% of 8 decks +9% synergy
Spara's Headquarters
38% of 8 decks +5% synergy
Canopy Vista
37% of 19 decks +1% synergy
Stomping Ground
37% of 19 decks -5% synergy
Evolving Wilds
32% of 19 decks +11% synergy
Path of Ancestry
32% of 19 decks +11% synergy
Jetmir's Garden
32% of 19 decks -2% synergy
Sacred Foundry
32% of 19 decks -5% synergy
Temple Garden
32% of 19 decks -9% synergy
Lush Portico
26% of 19 decks +14% synergy
Bountiful Promenade
26% of 19 decks +2% synergy
Spire Garden
26% of 19 decks +2% synergy
Clifftop Retreat
26% of 19 decks -2% synergy
Cinder Glade
26% of 19 decks -12% synergy
Krosan Verge
21% of 19 decks +18% synergy
Mana Confluence
21% of 19 decks +14% synergy
City of Brass
21% of 19 decks +13% synergy
Wooded Foothills
21% of 19 decks +11% synergy
Windswept Heath
21% of 19 decks +11% synergy
Commercial District
21% of 19 decks +9% synergy
Terramorphic Expanse
21% of 19 decks +5% synergy
Sunpetal Grove
21% of 19 decks -2% synergy
Spectator Seating
21% of 19 decks -4% synergy
Battlefield Forge
21% of 19 decks -4% synergy
Jungle Shrine
21% of 19 decks -11% synergy
Scene of the Crime
16% of 19 decks +15% synergy
Cabaretti Courtyard
16% of 19 decks +14% synergy
Forbidden Orchard
16% of 19 decks +13% synergy
Scattered Groves
16% of 19 decks +8% synergy
Elegant Parlor
16% of 19 decks +6% synergy
Arid Mesa
16% of 19 decks +5% synergy
Sungrass Prairie
16% of 19 decks +4% synergy
Temple of Abandon
16% of 19 decks +2% synergy
Boros Garrison
16% of 19 decks +1% synergy
Brushland
16% of 19 decks +0% synergy
Gruul Turf
16% of 19 decks -0% synergy
Karplusan Forest
16% of 19 decks -1% synergy
Rockfall Vale
16% of 19 decks -6% synergy
Rootbound Crag
16% of 19 decks -8% synergy