Ertha Jo, Frontier Mentor
$0.28
$0.28Legendary Creature — Kor Advisor
New Cards
Recent-set cards that Ertha Jo, Frontier Mentor players are trying out in Activated Abilities decks.
Practiced Scrollsmith+14% Synergy
$0.21
Erode+8% Synergy
$7.46
Improvisation Capstone+7% Synergy
$10.14
Quintorius, History Chaser+6% Synergy
$0.64
Lorehold Charm-1% Synergy
$0.27
High Synergy Cards
The highest-synergy picks for Ertha Jo, Frontier Mentor's Activated Abilities builds — cards that lean hardest into the Activated Abilities theme.
Humble Defector+78% Synergy
$0.30
Brash Taunter+62% Synergy
$4.21
The Jolly Balloon Man+59% Synergy
$0.95
Loran of the Third Path+57% Synergy
$7.25
Soulbright Flamekin+56% Synergy
$0.17
Intrepid Hero+51% Synergy
$1.25
Mishra's Bauble+50% Synergy
$2.65
Yes Man, Personal Securitron+46% Synergy
$2.20
Spikeshot Elder+42% Synergy
$0.37
Spikeshot Goblin+42% Synergy
$0.22
Top Cards
The staple cards most Ertha Jo, Frontier Mentor Activated Abilities decks run as their core.
Jaxis, the Troublemaker+40% Synergy
$1.79
Magewright's Stone+40% Synergy
$10.27
Thousand-Year Elixir+38% Synergy
$18.39
Hellspur Posse Boss+38% Synergy
$0.27
Taii Wakeen, Perfect Shot+37% Synergy
$0.24
Orthion, Hero of Lavabrink+37% Synergy
$6.37
Giver of Runes+32% Synergy
$9.42
Mother of Runes+28% Synergy
$12.38
Path to Exile-9% Synergy
$0.69
Swords to Plowshares-24% Synergy
$0.88
Game Changers
High-impact bombs that can take over a Ertha Jo, Frontier Mentor Activated Abilities game on their own.
Teferi's Protection0% Synergy
$45.85
Farewell-1% Synergy
$6.20
Ancient Tomb-1% Synergy
$119.25
Smothering Tithe-6% Synergy
$57.12
Jeska's Will-6% Synergy
$41.27
Enlightened Tutor-9% Synergy
$38.48
Creatures
Creatures that carry the Activated Abilities plan in Ertha Jo, Frontier Mentor decks, from early pressure to payoff.
Bounty Agent+35% Synergy
$0.36
Angelic Sell-Sword+35% Synergy
$0.66
Brion Stoutarm+34% Synergy
$0.82
Zirda, the Dawnwaker+32% Synergy
$1.59
Chandra, Fire of Kaladesh+32% Synergy
$2.56
Skrelv, Defector Mite+30% Synergy
$3.35
Marvin, Murderous Mimic+30% Synergy
$4.44
Drumbellower+30% Synergy
$2.67
Captivating Crew+30% Synergy
$0.38
Auriok Bladewarden+28% Synergy
$0.13
Furystoke Giant+26% Synergy
$5.80
Kamahl, Pit Fighter+26% Synergy
$0.18
Kiki-Jiki, Mirror Breaker+25% Synergy
$17.33
The Warring Triad+25% Synergy
$0.56
Giant Killer+25% Synergy
$0.31
Vulshok Sorcerer+22% Synergy
$0.15
Brigid, Hero of Kinsbaile+22% Synergy
$6.26
Goblin Sharpshooter+22% Synergy
$23.47
Soulbright Seeker+21% Synergy
$0.15
Vithian Stinger+19% Synergy
$0.22
Prodigal Pyromancer+19% Synergy
$0.22
Goblin Fireslinger+19% Synergy
$0.23
Magda, the Hoardmaster+18% Synergy
$2.43
Cinder Pyromancer+16% Synergy
$0.31
Chandra's Magmutt+16% Synergy
$0.11
Cunning Sparkmage+16% Synergy
$0.33
Endbringer+16% Synergy
$0.38
Stun Sniper+16% Synergy
$0.16
Agrus Kos, Eternal Soldier+15% Synergy
$1.63
Kirol, Attentive First-Year+14% Synergy
$0.32
Whiskervale Forerunner+14% Synergy
$0.27
Angel of Condemnation+13% Synergy
$0.49
Kabuto Moth+13% Synergy
$0.15
Bloodlust Inciter+13% Synergy
$0.14
Vikya, Scorching Stalwart+13% Synergy
$0.31
Voldaren Thrillseeker+13% Synergy
$0.20
Jaya Ballard, Task Mage+13% Synergy
$0.26
Gilraen, Dúnedain Protector+12% Synergy
$0.38
Adarkar Valkyrie+12% Synergy
$1.16
Survey Mechan+12% Synergy
$0.28
Sun Titan+11% Synergy
$0.34
Cathar Commando+11% Synergy
$0.22
Ajani, Nacatl Pariah+11% Synergy
$10.39
Lae'zel, Vlaakith's Champion+9% Synergy
$4.16
Village Bell-Ringer+9% Synergy
$0.38
Mangara, the Diplomat+7% Synergy
$0.31
Welcoming Vampire+4% Synergy
$3.45
Witch Enchanter0% Synergy
$6.34
Solemn Simulacrum-6% Synergy
$0.31
Esper Sentinel-12% Synergy
$58.41
Instants
Instant-speed interaction and tricks that keep Ertha Jo, Frontier Mentor's Activated Abilities deck ahead.
Rustler Rampage+12% Synergy
$0.26
Shellshock+10% Synergy
$0.27
Lightning Volley+10% Synergy
$0.24
Dead Before Sunrise+10% Synergy
$0.20
To Arms!+9% Synergy
$0.30
Kabira Takedown+7% Synergy
$0.26
Fling+7% Synergy
$0.32
Kazuul's Fury+7% Synergy
$0.68
Clever Concealment+6% Synergy
$3.60
Razorgrass Ambush+6% Synergy
$0.38
Getaway Glamer+6% Synergy
$0.27
Legion Leadership+5% Synergy
$0.42
Brought Back+5% Synergy
$2.40
Big Score+4% Synergy
$0.41
Unexpected Windfall+4% Synergy
$3.15
Ephemerate+4% Synergy
$5.25
Parting Gust+4% Synergy
$1.33
Get Lost+4% Synergy
$3.33
Wear // Tear+3% Synergy
$2.94
Return to Dust+3% Synergy
$0.35
Return the Favor+3% Synergy
$1.10
Thrill of Possibility+2% Synergy
$0.29
Demand Answers+1% Synergy
$0.58
Take the Bait+1% Synergy
$5.64
Abrade0% Synergy
$0.31
Dawn's Truce0% Synergy
$9.88
Valakut Awakening0% Synergy
$15.73
Sejiri Shelter-2% Synergy
$2.31
Chaos Warp-4% Synergy
$0.36
Stroke of Midnight-4% Synergy
$0.19
Generous Gift-9% Synergy
$0.94
Deflecting Palm-9% Synergy
$3.16
Deflecting Swat-10% Synergy
$71.17
Boros Charm-19% Synergy
$4.50
Sorceries
Sorceries that push the Activated Abilities game plan forward for Ertha Jo, Frontier Mentor.
Form a Posse+31% Synergy
$0.15
Avatar's Wrath+9% Synergy
$3.78
Ascend from Avernus+8% Synergy
$2.43
Soul Immolation+7% Synergy
$2.66
Austere Command+6% Synergy
$0.35
Smash to Dust+6% Synergy
$0.33
The Battle of Bywater+5% Synergy
$1.83
Mizzium Mortars+5% Synergy
$0.57
Expel the Interlopers+5% Synergy
$0.32
Renegade Tactics+5% Synergy
$0.15
Starfall Invocation+4% Synergy
$1.19
Requisition Raid+3% Synergy
$0.36
Fell the Mighty+2% Synergy
$0.29
Promise of Loyalty+2% Synergy
$0.32
Secret Rendezvous+1% Synergy
$0.36
Dusk // Dawn+1% Synergy
$0.33
Cut a Deal0% Synergy
$0.29
Thrilling Discovery0% Synergy
$0.40
Sundering Eruption0% Synergy
$1.51
Sevinne's Reclamation-7% Synergy
$0.40
Blasphemous Act-10% Synergy
$0.93
Utility Artifacts
Artifacts that add consistency and utility to Ertha Jo, Frontier Mentor Activated Abilities decks.
Chaos Wand+32% Synergy
$0.40
Realmbreaker, the Invasion Tree+32% Synergy
$0.87
Haystack+21% Synergy
$0.32
Stone of Erech+19% Synergy
$0.28
Hylda's Crown of Winter+19% Synergy
$0.44
Boom Box+19% Synergy
$0.21
Illusionist's Bracers+18% Synergy
$6.39
Halo Fountain+17% Synergy
$7.20
Urza's Bauble+16% Synergy
$4.05
Basilica Skullbomb+16% Synergy
$0.24
Collector's Cage+16% Synergy
$0.89
Transmogrifying Wand+16% Synergy
$0.45
Lithoform Engine+15% Synergy
$7.21
Skullclamp+14% Synergy
$5.18
Pumpkin Bombs+14% Synergy
$1.42
Expert-Level Safe+13% Synergy
$0.17
Agatha's Soul Cauldron+12% Synergy
$41.30
Battlemage's Bracers+10% Synergy
$3.27
Wayfarer's Bauble+9% Synergy
$5.61
Bagel and Schmear+9% Synergy
$0.11
Argent Dais+9% Synergy
$0.25
Rings of Brighthearth+8% Synergy
$5.45
The Dominion Bracelet+8% Synergy
$0.71
The Fire Crystal+7% Synergy
$6.37
The Seriema+7% Synergy
$2.11
Perilous Snare+7% Synergy
$0.33
Tangle Tumbler+7% Synergy
$0.23
Relic of Progenitus+6% Synergy
$7.46
Heartstone+6% Synergy
$2.96
Mindslaver+6% Synergy
$4.59
Surestrike Trident+6% Synergy
$1.58
Altar of Dementia+6% Synergy
$17.15
Thornbite Staff+6% Synergy
$21.04
Clock of Omens+5% Synergy
$3.59
Lavaspur Boots+4% Synergy
$2.46
Strionic Resonator+3% Synergy
$7.28
Basilisk Collar+2% Synergy
$3.79
Sword of Hearth and Home+1% Synergy
$16.83
Lightning Greaves-6% Synergy
$4.10
Swiftfoot Boots-13% Synergy
$1.98
Enchantments
Enchantments that reinforce the Activated Abilities strategy in Ertha Jo, Frontier Mentor decks.
Brimstone Roundup+28% Synergy
$0.19
Burning Anger+22% Synergy
$0.25
We Ride at Dawn+19% Synergy
$0.69
Soul Snare+18% Synergy
$0.30
Lassoed by the Law+16% Synergy
$0.07
Footfall Crater+16% Synergy
$0.35
Dazzling Theater // Prop Room+15% Synergy
$1.16
Fable of the Mirror-Breaker+14% Synergy
$6.10
Captive Flame+13% Synergy
$0.18
Team Avatar+12% Synergy
$0.16
Airbender Ascension+11% Synergy
$1.53
Friendly Neighborhood+10% Synergy
$0.20
Ghitu War Cry+10% Synergy
$0.11
Teleportation Circle+8% Synergy
$9.84
High Noon+7% Synergy
$5.18
Kyren Negotiations+6% Synergy
$0.82
Dreadful Apathy+6% Synergy
$0.16
Smuggler's Share+5% Synergy
$10.65
Fiery Emancipation+5% Synergy
$13.73
Dictate of the Twin Gods+5% Synergy
$1.69
Seal of Cleansing+5% Synergy
$0.31
Virtue of Courage+5% Synergy
$3.10
Virtue of Loyalty+5% Synergy
$6.81
Search for Dagger+5% Synergy
$2.37
Goblin Bombardment+4% Synergy
$3.61
Touch the Spirit Realm+4% Synergy
$0.57
Trouble in Pairs+1% Synergy
$26.30
City on Fire+1% Synergy
$11.19
Tocasia's Welcome-2% Synergy
$1.13
Ghostly Prison-2% Synergy
$6.11
Warleader's Call-6% Synergy
$7.26
Planeswalkers
Planeswalkers that back up Ertha Jo, Frontier Mentor's Activated Abilities game plan.
Chandra, Dressed to Kill+35% Synergy
$1.94
Teyo, Geometric Tactician+32% Synergy
$10.10
Chandra, Bold Pyromancer+32% Synergy
$2.80
Elspeth Resplendent+31% Synergy
$5.10
The Eternal Wanderer+27% Synergy
$2.11
The Wandering Emperor+22% Synergy
$4.32
Ajani, Caller of the Pride+22% Synergy
$0.64
The Wanderer+22% Synergy
$0.35
Chandra, Torch of Defiance+21% Synergy
$1.53
Ajani Steadfast+19% Synergy
$2.39
Chandra, Flameshaper+17% Synergy
$1.06
Ajani Vengeant+16% Synergy
$5.32
Archangel Elspeth+15% Synergy
$4.86
Basri Ket+15% Synergy
$1.30
Ajani, Outland Chaperone+14% Synergy
$1.49
Gideon of the Trials+13% Synergy
$1.62
Elspeth, Knight-Errant+12% Synergy
$9.34
Jeska, Thrice Reborn+11% Synergy
$5.77
Nahiri, the Harbinger+11% Synergy
$0.42
Jaya, Venerated Firemage+10% Synergy
$0.20
Ajani, Inspiring Leader+10% Synergy
$7.33
Gideon, Champion of Justice+10% Synergy
$0.44
Chandra, Heart of Fire+10% Synergy
$0.42
Rowan, Fearless Sparkmage+10% Synergy
$0.78
Koth, Fire of Resistance+6% Synergy
$0.38
Chandra, Flame's Fury+6% Synergy
$1.57
Chandra, Pyromaster+6% Synergy
$0.67
Gideon Jura+6% Synergy
$0.40
Chandra, Legacy of Fire+6% Synergy
$6.74
Ajani, Adversary of Tyrants+6% Synergy
$1.65
Tezzeret, Cruel Captain+5% Synergy
$20.40
Elspeth, Storm Slayer+1% Synergy
$43.91
Utility Lands
Non-basic lands that pull extra weight in Ertha Jo, Frontier Mentor Activated Abilities decks.
Slayers' Stronghold+27% Synergy
$0.30
Maze of Ith+26% Synergy
$9.44
Eiganjo, Seat of the Empire+23% Synergy
$6.13
Sunhome, Fortress of the Legion+22% Synergy
$0.45
Kor Haven+18% Synergy
$17.78
Ominous Cemetery+16% Synergy
$0.32
Rogue's Passage+15% Synergy
$0.77
War Room+14% Synergy
$5.22
Amonkhet Raceway+13% Synergy
$0.32
Nesting Grounds+12% Synergy
$0.32
Access Tunnel+11% Synergy
$0.54
Labyrinth of Skophos+11% Synergy
$0.38
Fire Nation Palace+10% Synergy
$1.34
Desert+9% Synergy
$1.24
Drannith Ruins+9% Synergy
$0.41
Sandstorm Verge+9% Synergy
$0.29
Interplanar Beacon+6% Synergy
$0.21
Flamekin Village+6% Synergy
$0.34
Basilisk Gate+6% Synergy
$0.34
Diamond City+6% Synergy
$3.20
Detection Tower+6% Synergy
$3.19
Barbarian Ring+6% Synergy
$0.26
Cori Mountain Monastery+5% Synergy
$1.05
Tyrite Sanctum+5% Synergy
$2.92
Eiganjo Castle+5% Synergy
$14.88
Field of Ruin+5% Synergy
$0.37
Spinerock Knoll+2% Synergy
$1.99
Abandoned Air Temple+2% Synergy
$5.73
Darksteel Citadel+1% Synergy
$2.58
Scavenger Grounds+1% Synergy
$0.32
Needle Spires+1% Synergy
$0.35
Castle Ardenvale-1% Synergy
$0.26
Temple of the False God-2% Synergy
$0.32
Inventors' Fair-3% Synergy
$14.54
Reliquary Tower-6% Synergy
$4.23
Ancient Den-6% Synergy
$1.41
Great Furnace-6% Synergy
$2.52
Mana Artifacts
Mana rocks and fixing to power out Ertha Jo, Frontier Mentor's Activated Abilities strategy.
Bounty Board+32% Synergy
$2.32
Sonic Screwdriver+19% Synergy
$3.27
Aetheric Amplifier+14% Synergy
$0.67
Honor-Worn Shaku+12% Synergy
$0.46
Liquimetal Torque+11% Synergy
$2.97
Cursed Mirror+9% Synergy
$0.30
Gatewatch Beacon+9% Synergy
$0.32
Marble Diamond+7% Synergy
$0.28
Fire Diamond+7% Synergy
$0.39
Everflowing Chalice+7% Synergy
$0.30
Arcane Signet+4% Synergy
$0.49
Mind Stone+4% Synergy
$0.34
Hedron Archive+4% Synergy
$0.25
Boros Locket+4% Synergy
$0.31
Talisman of Conviction+3% Synergy
$0.35
Boros Signet+2% Synergy
$0.68
Commander's Sphere+2% Synergy
$0.31
Thran Dynamo+2% Synergy
$4.36
Thought Vessel-1% Synergy
$2.35
Fellwar Stone-6% Synergy
$1.04
Sol Ring-8% Synergy
$1.34
Lands
The mana base behind Ertha Jo, Frontier Mentor's Activated Abilities decks.
Boros Garrison+25% Synergy
$0.24
Myriad Landscape+17% Synergy
$0.34
Rugged Prairie+14% Synergy
$0.35
Sunscorched Divide+14% Synergy
$0.32
Escape Tunnel+13% Synergy
$0.28
Abraded Bluffs+10% Synergy
$0.37
Fabled Passage+9% Synergy
$0.64
Temple of Triumph+8% Synergy
$0.29
Sunbillow Verge+8% Synergy
$11.29
Battlefield Forge+7% Synergy
$0.18
Needleverge Pathway+7% Synergy
$4.97
Kabira Takedown+7% Synergy
$0.26
Kazuul's Fury+7% Synergy
$0.68
Razorgrass Ambush+6% Synergy
$0.38
Lazotep Quarry+6% Synergy
$3.07
Citadel Gate+6% Synergy
$1.68
Cliffgate+6% Synergy
$0.35
Gond Gate+6% Synergy
$2.15
Legion Leadership+5% Synergy
$0.42
Boros Guildgate+5% Synergy
$0.13
Plaza of Heroes+5% Synergy
$3.08
Sundown Pass+4% Synergy
$2.58
Thriving Heath+4% Synergy
$0.29
Exotic Orchard+3% Synergy
$0.30
Elegant Parlor+3% Synergy
$9.18
Mountain+2% Synergy
$0.09
Plains+2% Synergy
$0.06
Clifftop Retreat+2% Synergy
$0.18
Terramorphic Expanse+2% Synergy
$0.26
Ash Barrens+2% Synergy
$0.31
Furycalm Snarl+1% Synergy
$0.24
Evolving Wilds+1% Synergy
$0.29
Prismatic Vista+1% Synergy
$30.56
Alpine Meadow+1% Synergy
$0.41
Witch Enchanter0% Synergy
$6.34
Sundering Eruption0% Synergy
$1.51
Valakut Awakening0% Synergy
$15.73
Command Tower-2% Synergy
$0.25
Sejiri Shelter-2% Synergy
$2.31
Arid Mesa-3% Synergy
$30.77
Plateau-3% Synergy
$390.15
Sunbaked Canyon-4% Synergy
$4.22
Sacred Peaks-5% Synergy
$0.32
Radiant Summit-6% Synergy
$0.32
Rustvale Bridge-6% Synergy
$0.26
Spectator Seating-7% Synergy
$5.72
Wind-Scarred Crag-7% Synergy
$0.25
Path of Ancestry-9% Synergy
$0.27
Inspiring Vantage-10% Synergy
$2.13
Sacred Foundry-18% Synergy
$10.36
Similar Commanders
The following Commanders share a similar playing style, strategy, or theme like Ertha Jo, Frontier Mentor: Activated Abilities.
Lae'zel, Vlaakith's Champion // Dragon Cultist
Lae'zel, Vlaakith's Champion // Tavern Brawler
Lae'zel, Vlaakith's Champion // Guild Artisan
Lae'zel, Vlaakith's Champion // Passionate Archaeologist
Lae'zel, Vlaakith's Champion // Popular Entertainer
Tazri, Stalwart Survivor
Dynaheir, Invoker Adept
Mila, Crafty Companion
Lae'zel, Vlaakith's Champion // Noble Heritage
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
Joshua, Phoenix's Dominant
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 // Inspiring Leader
Lae'zel, Vlaakith's Champion // Street Urchin
Lae'zel, Vlaakith's Champion // Veteran Soldier
Anax and Cymede
Baird, Argivian Recruiter
Brion Stoutarm
Jared Carthalion
Plargg, Dean of Chaos
Queen Kayla bin-Kroog
Razia, Boros Archangel