Ertha Jo, Frontier Mentor
$0.09
$0.09Legendary Creature — Kor Advisor
How it feels to play against
Mildly Annoying
Some frustrating moments but still fun.
Popularity
Meta Pick
Very popular, most players know the strategy.
Ranking
#1666
Current Rank
#1931
Last Week
#1576
Last Month
Combos
Debut Set
Decks on Moxfield
Decks on Archidekt
Scryfall
CardmarketNew Cards
Fresh cards from recent sets that players are experimenting with in Ertha Jo, Frontier Mentor decks.
Fire Nation Palace+20% Synergy
$1.60
Fire Nation Turret+4% Synergy
$14.57
Team Avatar+3% Synergy
$0.09
Monk Gyatso+3% Synergy
$5.83
White Lotus Tile+2% Synergy
$6.23
High Synergy Cards
Cards that work exceptionally well with Ertha Jo, Frontier Mentor's abilities and overall game plan.
Humble Defector+72% Synergy
$0.19
Soulbright Flamekin+63% Synergy
$0.14
Yes Man, Personal Securitron+56% Synergy
$0.33
Brash Taunter+56% Synergy
$0.78
Jaxis, the Troublemaker+52% Synergy
$1.17
Loran of the Third Path+50% Synergy
$2.58
Realmbreaker, the Invasion Tree+48% Synergy
$0.38
Captivating Crew+47% Synergy
$0.18
Mishra's Bauble+47% Synergy
$1.65
Angelic Sell-Sword+47% Synergy
$0.33
Top Cards
The most popular and reliable cards that form the backbone of successful Ertha Jo, Frontier Mentor decks.
Form a Posse+45% Synergy
$0.05
Chaos Wand+45% Synergy
$0.22
The Jolly Balloon Man+44% Synergy
$0.58
Orthion, Hero of Lavabrink+44% Synergy
$4.18
Intrepid Hero+44% Synergy
$0.91
Spikeshot Goblin+44% Synergy
$0.04
Zirda, the Dawnwaker+43% Synergy
$1.57
Mother of Runes+39% Synergy
$7.44
Path to Exile-7% Synergy
$1.71
Swords to Plowshares-11% Synergy
$1.08
Game Changers
Powerful cards that can single-handedly turn the tide of a game when resolved.
Jeska's Will-2% Synergy
$30.89
Teferi's Protection-8% Synergy
$46.24
Smothering Tithe-9% Synergy
$44.01
Enlightened Tutor-11% Synergy
$30.57
Creatures
Essential creatures that complement Ertha Jo, Frontier Mentor's strategy through synergy, utility, or raw power.
Hellspur Posse Boss+39% Synergy
$0.12
Drumbellower+35% Synergy
$9.07
Brigid, Hero of Kinsbaile+34% Synergy
$1.35
Marvin, Murderous Mimic+33% Synergy
$1.84
Bounty Agent+33% Synergy
$0.27
Giver of Runes+30% Synergy
$8.12
Furystoke Giant+30% Synergy
$3.16
Chandra, Fire of Kaladesh+30% Synergy
$1.66
Magda, the Hoardmaster+28% Synergy
$0.29
Spikeshot Elder+28% Synergy
$0.25
Kiki-Jiki, Mirror Breaker+27% Synergy
$10.94
Adarkar Valkyrie+27% Synergy
$0.95
Agrus Kos, Eternal Soldier+26% Synergy
$0.63
Taii Wakeen, Perfect Shot+25% Synergy
$0.20
Brion Stoutarm+25% Synergy
$0.47
Strago and Relm+25% Synergy
$0.15
Skrelv, Defector Mite+24% Synergy
$2.40
Auriok Bladewarden+24% Synergy
$0.11
Cathar Commando+20% Synergy
$0.10
The Warring Triad+19% Synergy
$0.71
Survey Mechan+19% Synergy
$0.15
Whiskervale Forerunner+17% Synergy
$0.22
Gilraen, Dúnedain Protector+17% Synergy
$0.43
Kamahl, Pit Fighter+17% Synergy
$0.15
Goblin Sharpshooter+16% Synergy
$26.59
Bloodlust Inciter+16% Synergy
$0.05
Prickly Pair+16% Synergy
$0.05
Zookeeper Mechan+15% Synergy
$0.06
Cunning Sparkmage+15% Synergy
$0.40
Voldaren Thrillseeker+15% Synergy
$0.16
Giant Killer+14% Synergy
$0.25
Stun Sniper+14% Synergy
$0.32
Vulshok Sorcerer+14% Synergy
$0.23
Prodigal Pyromancer+14% Synergy
$0.15
Goblin Fireslinger+13% Synergy
$0.12
Endbringer+13% Synergy
$0.31
Cinder Pyromancer+12% Synergy
$0.41
Jaya Ballard, Task Mage+12% Synergy
$0.17
Chandra's Magmutt+12% Synergy
$0.03
Welcoming Vampire+10% Synergy
$0.49
Mangara, the Diplomat+10% Synergy
$0.36
Heartfire Hero+10% Synergy
$0.29
Village Bell-Ringer+8% Synergy
$0.25
Claim Jumper+8% Synergy
$0.54
Witch Enchanter+6% Synergy
$3.88
Delney, Streetwise Lookout+6% Synergy
$32.70
Knight of the White Orchid+3% Synergy
$1.89
Sun Titan+1% Synergy
$0.21
Solemn Simulacrum-7% Synergy
$0.20
Esper Sentinel-12% Synergy
$42.54
Instants
Key instant-speed responses for protection, removal, and keeping Ertha Jo, Frontier Mentor safe.
To Arms!+23% Synergy
$0.16
Lightning Volley+15% Synergy
$0.14
Bovine Intervention+11% Synergy
$0.11
Rustler Rampage+10% Synergy
$0.10
Take the Bait+9% Synergy
$1.16
Legion Leadership+8% Synergy
$0.47
Return the Favor+8% Synergy
$2.25
Semester's End+8% Synergy
$0.88
Dead Before Sunrise+7% Synergy
$0.11
Big Score+6% Synergy
$0.72
Demand Answers+6% Synergy
$0.33
Your Temple Is Under Attack+3% Synergy
$0.27
Razorgrass Ambush+3% Synergy
$0.28
Stroke of Midnight+2% Synergy
$0.29
Thrill of Possibility+2% Synergy
$0.10
Chaos Warp+1% Synergy
$0.37
Ephemerate+1% Synergy
$4.54
Clever Concealment0% Synergy
$7.46
Sejiri Shelter-1% Synergy
$1.62
Valakut Awakening-1% Synergy
$11.59
Unexpected Windfall-1% Synergy
$2.26
Dawn's Truce-3% Synergy
$7.86
Generous Gift-4% Synergy
$0.95
Abrade-5% Synergy
$0.12
Wear // Tear-8% Synergy
$1.12
Deflecting Swat-9% Synergy
$48.91
Flawless Maneuver-12% Synergy
$14.98
Boros Charm-15% Synergy
$4.71
Sorceries
Important sorcery spells that advance Ertha Jo, Frontier Mentor's game plan and control the board.
Cut a Deal+12% Synergy
$0.34
Flame Fusillade+10% Synergy
$3.90
Austere Command+5% Synergy
$0.28
Sevinne's Reclamation+5% Synergy
$0.45
Farewell+5% Synergy
$3.41
Blasphemous Act+4% Synergy
$1.49
Ascend from Avernus+4% Synergy
$1.28
Sundering Eruption+3% Synergy
$1.02
Promise of Loyalty+3% Synergy
$0.14
Requisition Raid+3% Synergy
$0.53
Starfall Invocation+3% Synergy
$0.93
Secret Rendezvous+2% Synergy
$0.27
Faithless Looting-5% Synergy
$0.24
Vandalblast-9% Synergy
$2.28
Utility Artifacts
Versatile artifacts that provide ongoing value, card selection, or strategic advantages.
Thousand-Year Elixir+40% Synergy
$13.83
Magewright's Stone+28% Synergy
$7.49
Basilica Skullbomb+22% Synergy
$0.04
Urza's Bauble+21% Synergy
$3.67
Stone of Erech+20% Synergy
$0.19
Hylda's Crown of Winter+20% Synergy
$0.33
Agatha's Soul Cauldron+18% Synergy
$27.84
Collector's Cage+18% Synergy
$1.14
Bagel and Schmear+17% Synergy
$0.05
Haystack+15% Synergy
$2.02
Mindslaver+13% Synergy
$3.87
Rings of Brighthearth+12% Synergy
$4.26
Lithoform Engine+12% Synergy
$5.16
Wayfarer's Bauble+11% Synergy
$0.19
The Fire Crystal+11% Synergy
$3.85
Transmogrifying Wand+11% Synergy
$0.39
Illusionist's Bracers+9% Synergy
$3.73
Halo Fountain+9% Synergy
$4.05
Argent Dais+9% Synergy
$0.11
The Dominion Bracelet+9% Synergy
$0.29
Pumpkin Bombs+9% Synergy
$2.38
Boom Box+9% Synergy
$0.05
The Chain Veil+7% Synergy
$4.58
Battlemage's Bracers+6% Synergy
$2.75
Expert-Level Safe+6% Synergy
$0.08
Perilous Snare+5% Synergy
$0.24
Lavaspur Boots+4% Synergy
$0.85
Staff of Domination+3% Synergy
$5.48
Archaeomancer's Map0% Synergy
$3.64
Basilisk Collar-5% Synergy
$3.77
Skullclamp-6% Synergy
$3.21
Lightning Greaves-12% Synergy
$3.82
Swiftfoot Boots-14% Synergy
$1.21
Enchantments
Powerful enchantments that support Ertha Jo, Frontier Mentor's strategy and create lasting battlefield effects.
Brimstone Roundup+34% Synergy
$0.10
We Ride at Dawn+23% Synergy
$0.18
Fable of the Mirror-Breaker+20% Synergy
$7.80
Lassoed by the Law+20% Synergy
$0.04
Dazzling Theater // Prop Room+19% Synergy
$0.44
Friendly Neighborhood+15% Synergy
$0.13
Seal of Cleansing+14% Synergy
$0.08
Kyren Negotiations+13% Synergy
$0.70
Soul Snare+12% Synergy
$0.06
Footfall Crater+12% Synergy
$0.16
Oath of Gideon+10% Synergy
$0.23
Burning Anger+8% Synergy
$0.08
Captive Flame+8% Synergy
$0.14
Rowan's Talent+8% Synergy
$0.22
Rising of the Day+7% Synergy
$0.50
High Noon+7% Synergy
$0.83
Touch the Spirit Realm+7% Synergy
$0.45
Trouble in Pairs+3% Synergy
$26.16
Smuggler's Share+3% Synergy
$7.91
City on Fire+2% Synergy
$8.80
Fiery Emancipation+2% Synergy
$13.74
Tocasia's Welcome0% Synergy
$0.98
Goblin Bombardment0% Synergy
$2.86
Land Tax-5% Synergy
$20.01
Planeswalkers
Planeswalkers that work alongside Ertha Jo, Frontier Mentor to provide ongoing value and board presence.
Teyo, Geometric Tactician+33% Synergy
$7.20
Chandra, Dressed to Kill+33% Synergy
$1.47
Chandra, Bold Pyromancer+28% Synergy
$2.41
Elspeth Resplendent+26% Synergy
$4.19
The Eternal Wanderer+22% Synergy
$1.24
The Wandering Emperor+20% Synergy
$3.22
Jeska, Thrice Reborn+17% Synergy
$5.55
Ajani, Caller of the Pride+17% Synergy
$0.79
Ajani Steadfast+17% Synergy
$1.42
Ajani Vengeant+16% Synergy
$1.82
Basri Ket+14% Synergy
$0.90
Elspeth, Knight-Errant+14% Synergy
$7.38
Chandra, Torch of Defiance+13% Synergy
$2.94
The Wanderer+13% Synergy
$0.24
Ajani, Adversary of Tyrants+13% Synergy
$1.28
Chandra, Flameshaper+13% Synergy
$0.97
Gideon Blackblade+11% Synergy
$0.91
Chandra, Flame's Fury+10% Synergy
$1.25
Nahiri, the Harbinger+8% Synergy
$0.39
Karn Liberated+8% Synergy
$2.77
Rowan Kenrith+8% Synergy
$0.67
Ajani, Inspiring Leader+8% Synergy
$6.28
Gideon of the Trials+8% Synergy
$1.08
Archangel Elspeth+7% Synergy
$2.27
Rowan, Fearless Sparkmage+7% Synergy
$0.61
Jaya, Venerated Firemage+7% Synergy
$0.14
Chandra, Legacy of Fire+7% Synergy
$1.54
Chandra, Heart of Fire+5% Synergy
$0.24
Elspeth, Storm Slayer0% Synergy
$30.22
Utility Lands
Non-basic lands that offer additional utility beyond just mana production.
Maze of Ith+33% Synergy
$7.19
Slayers' Stronghold+26% Synergy
$0.18
Sunhome, Fortress of the Legion+25% Synergy
$0.17
Eiganjo, Seat of the Empire+17% Synergy
$5.10
Labyrinth of Skophos+15% Synergy
$0.17
Rogue's Passage+14% Synergy
$0.37
Kor Haven+13% Synergy
$13.57
Ominous Cemetery+12% Synergy
$0.14
Access Tunnel+11% Synergy
$0.24
Drannith Ruins+11% Synergy
$0.28
Desert+9% Synergy
$0.55
Tyrite Sanctum+8% Synergy
$2.77
Interplanar Beacon+8% Synergy
$0.17
Karn's Bastion+7% Synergy
$1.15
Arid Archway+7% Synergy
$0.32
Sandstorm Verge+7% Synergy
$0.10
Mirrorpool+7% Synergy
$1.99
Amonkhet Raceway+6% Synergy
$0.25
Flamekin Village+5% Synergy
$2.00
Nesting Grounds+5% Synergy
$0.18
Scavenger Grounds+3% Synergy
$0.45
Hanweir Battlements+3% Synergy
$1.44
War Room+1% Synergy
$4.92
Restless Bivouac+1% Synergy
$0.57
Adagia, Windswept Bastion+1% Synergy
$4.39
Arena of Glory-1% Synergy
$10.60
Temple of the False God-3% Synergy
$0.13
Reliquary Tower-9% Synergy
$2.07
Mana Artifacts
Artifacts focused on mana acceleration and color fixing for consistent gameplay.
Bounty Board+37% Synergy
$0.78
Boros Signet+13% Synergy
$0.41
Talisman of Conviction+11% Synergy
$0.25
Sonic Screwdriver+11% Synergy
$0.49
Mind Stone+10% Synergy
$0.18
Gatewatch Beacon+9% Synergy
$0.21
Liquimetal Torque+8% Synergy
$2.30
Bandit's Haul+7% Synergy
$0.10
Laser Screwdriver+7% Synergy
$0.54
Stonespeaker Crystal+7% Synergy
$0.26
Aetheric Amplifier+7% Synergy
$1.99
Starnheim Memento+6% Synergy
$0.11
Honor-Worn Shaku+5% Synergy
$0.35
Fellwar Stone+4% Synergy
$0.93
Patriar's Seal+3% Synergy
$3.14
Cursed Mirror+2% Synergy
$2.02
Marble Diamond+2% Synergy
$0.15
Fire Diamond+2% Synergy
$0.27
Arcane Signet+1% Synergy
$0.35
Commander's Sphere-5% Synergy
$0.14
Thought Vessel-5% Synergy
$1.21
Sol Ring-10% Synergy
$1.20
Lands
The mana base foundation for Ertha Jo, Frontier Mentor decks, ensuring smooth and reliable mana development.
Abraded Bluffs+11% Synergy
$0.10
Sunscorched Divide+10% Synergy
$0.39
Legion Leadership+8% Synergy
$0.47
Sacred Peaks+7% Synergy
$0.13
Boros Garrison+6% Synergy
$0.18
Witch Enchanter+6% Synergy
$3.88
Captivating Cave+6% Synergy
$0.07
Myriad Landscape+5% Synergy
$0.16
Glittering Massif+5% Synergy
$0.20
Rugged Prairie+4% Synergy
$0.18
Exotic Orchard+4% Synergy
$0.13
Elegant Parlor+4% Synergy
$7.98
Escape Tunnel+4% Synergy
$0.19
Alpine Meadow+3% Synergy
$0.31
Sundering Eruption+3% Synergy
$1.02
Plaza of Heroes+3% Synergy
$6.70
Razorgrass Ambush+3% Synergy
$0.28
Clifftop Retreat+2% Synergy
$0.17
Sundown Pass+2% Synergy
$4.92
Inspiring Vantage+2% Synergy
$1.04
Pinnacle Monk+2% Synergy
$2.13
Lorehold Campus+2% Synergy
$0.09
Fabled Passage+1% Synergy
$4.65
Mountain0% Synergy
$0.10
Plains0% Synergy
$0.08
Battlefield Forge0% Synergy
$0.19
Spectator Seating0% Synergy
$13.78
Temple of Triumph0% Synergy
$0.10
Prismatic Vista0% Synergy
$31.01
Sunbillow Verge-1% Synergy
$7.04
Evolving Wilds-1% Synergy
$0.07
Radiant Summit-1% Synergy
$2.30
Terramorphic Expanse-1% Synergy
$0.12
Boros Guildgate-1% Synergy
$0.15
Sejiri Shelter-1% Synergy
$1.62
Valakut Awakening-1% Synergy
$11.59
Arid Mesa-2% Synergy
$24.43
Sunbaked Canyon-2% Synergy
$2.32
Plateau-2% Synergy
$325.65
Sacred Foundry-3% Synergy
$7.88
Furycalm Snarl-4% Synergy
$0.15
Needleverge Pathway-4% Synergy
$2.88
Command Tower-6% Synergy
$0.18
Wind-Scarred Crag-6% Synergy
$0.07
Rustvale Bridge-6% Synergy
$0.14
Path of Ancestry-10% Synergy
$0.17
Similar Commanders
The following Commanders share a similar playing style, strategy, or theme like Ertha Jo, Frontier Mentor.
Lae'zel, Vlaakith's Champion // Guild Artisan
Lae'zel, Vlaakith's Champion // Passionate Archaeologist
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Lae'zel, Vlaakith's Champion // Tavern Brawler
Mila, Crafty Companion
Lae'zel, Vlaakith's Champion // Inspiring Leader
Lae'zel, Vlaakith's Champion // Veteran Soldier
Chandra, Fire of Kaladesh
Kytheon, Hero of Akros
The Eighth Doctor // Donna Noble
Jared Carthalion
Leori, Sparktouched Hunter
Lae'zel, Vlaakith's Champion // Noble Heritage
Joshua, Phoenix's Dominant
Rem Karolus, Stalwart Slayer
Breeches, Brazen Plunderer // Jeska, Thrice Reborn
Archangel Avacyn
Cass, Hand of Vengeance
Théoden, King of Rohan
Agrus Kos, Eternal Soldier
Ganax, Astral Hunter // Far Traveler
Ganax, Astral Hunter // Flaming Fist
Ganax, Astral Hunter // Folk Hero
Ganax, Astral Hunter // Inspiring Leader
Ganax, Astral Hunter // Noble Heritage
Ganax, Astral Hunter // Veteran Soldier
Aurelia, the Law Above
Cadric, Soul Kindler
Commander Mustard
Éomer, King of Rohan
Raiyuu, Storm's Edge
Alharu, Solemn Ritualist // Bruse Tarl, Boorish Herder
Alharu, Solemn Ritualist // Dargo, the Shipwrecker
Alharu, Solemn Ritualist // Jeska, Thrice Reborn
Alharu, Solemn Ritualist // Kediss, Emberclaw Familiar
Alharu, Solemn Ritualist // Rograkh, Son of Rohgahh
Breeches, Brazen Plunderer // Radiant, Serra Archangel
Lae'zel, Vlaakith's Champion // Street Urchin
Anax and Cymede