Weldfast Engineer #139
AER
Aether Revolt
EN
Details
Weldfast Engineer
$1.00
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At the beginning of combat on your turn, target artifact creature you control gets +2/+0 until end of turn.
"Let's err on the side of glorious mayhem."
Set Name
Aether Revolt
Set Code
AER
Set Series
Aether Revolt
Card Number
139
Language
EN
Variant
Regular Version
Rarity
Uncommon
Colour
B,R
Play Cost
{1}{B}{R}
Card Type
Creature — Human Artificer
Illustrator
Sara Winters
Release Date
20 Jan 2017
TCGPlayer ID
126444
Cardmarket ID
294828
MTGO ID
62813
PriceCharting ID
2206262
Scryfall ID
51464df6-557f-47e5-838e-2a30145511f0
Barcode
6587092392014
Larrikin Market Pricing
Available now for $1.00
To understand its value, here's an international market summary. It seems to be selling around $0.50 – $3.56.
The range is an estimate, but this looks right on the market — a fair price for the card.
$0.50 – $3.56
View a source's price:
Market confidence
High
Volume
Medium
Updated
14 Sep 2026
Aether Revolt
Magic: The Gathering · EN · AER
| # | Name | Variants |
|---|---|---|
| 1 | Aerial Modification | |
| 10 | Caught in the Brights | |
| 100 | Sweatworks Brawler | |
| 101 | Wrangle | |
| 101† | Wrangle | |
| 102 | Aether Herder | |
| 103 | Aetherstream Leopard | |
| 104 | Aetherwind Basker | |
| 105 | Aid from the Cowl | |
| 106 | Druid of the Cowl | |
| 107 | Greenbelt Rampager | |
| 108 | Greenwheel Liberator | |
| 109 | Heroic Intervention | |
| 11 | Consulate Crackdown | |
| 110 | Hidden Herbalists | |
| 111 | Highspire Infusion | |
| 112 | Lifecraft Awakening | |
| 113 | Lifecraft Cavalry | |
| 114 | Lifecrafter's Gift | |
| 115 | Maulfist Revolutionary | |
| 116 | Monstrous Onslaught | |
| 117 | Narnam Renegade | |
| 118 | Natural Obsolescence | |
| 119 | Peema Aether-Seer | |
| 12 | Conviction | |
| 120 | Prey Upon | |
| 121 | Ridgescale Tusker | |
| 122 | Rishkar, Peema Renegade | |
| 123 | Rishkar's Expertise | |
| 124 | Scrounging Bandar | |
| 125 | Silkweaver Elite | |
| 126 | Unbridled Growth | |
| 127 | Ajani Unyielding | |
| 128 | Dark Intimations | |
| 129 | Hidden Stockpile | |
| 13 | Countless Gears Renegade | |
| 130 | Maverick Thopterist | |
| 131 | Oath of Ajani | |
| 132 | Outland Boar | |
| 133 | Renegade Rallier | |
| 134 | Renegade Wheelsmith | |
| 135 | Rogue Refiner | |
| 136 | Spire Patrol | |
| 137 | Tezzeret the Schemer | |
| 138 | Tezzeret's Touch | |
| 139 | Weldfast Engineer | |
| 14 | Dawnfeather Eagle | |
| 14† | Dawnfeather Eagle | |
| 140 | Winding Constrictor | |
| 141 | Aegis Automaton | |
| 142 | Aethersphere Harvester | |
| 143 | Augmenting Automaton | |
| 144 | Barricade Breaker | |
| 145 | Cogwork Assembler | |
| 146 | Consulate Dreadnought | |
| 147 | Consulate Turret | |
| 148 | Crackdown Construct | |
| 149 | Daredevil Dragster | |
| 15 | Deadeye Harpooner | |
| 150 | Filigree Crawler | |
| 151 | Foundry Assembler | |
| 152 | Gonti's Aether Heart | |
| 153 | Heart of Kiran | |
| 154 | Hope of Ghirapur | |
| 155 | Implement of Combustion | |
| 156 | Implement of Examination | |
| 157 | Implement of Ferocity | |
| 158 | Implement of Improvement | |
| 159 | Implement of Malice | |
| 16 | Decommission | |
| 160 | Inspiring Statuary | |
| 161 | Irontread Crusher | |
| 162 | Lifecrafter's Bestiary | |
| 163 | Merchant's Dockhand | |
| 164 | Metallic Mimic | |
| 165 | Mobile Garrison | |
| 166 | Night Market Guard | |
| 167 | Ornithopter | |
| 168 | Pacification Array | |
| 169 | Paradox Engine | |
| 17 | Deft Dismissal | |
| 170 | Peacewalker Colossus | |
| 171 | Planar Bridge | |
| 172 | Prizefighter Construct | |
| 173 | Renegade Map | |
| 174 | Reservoir Walker | |
| 175 | Scrap Trawler | |
| 176 | Servo Schematic | |
| 177 | Treasure Keeper | |
| 178 | Universal Solvent | |
| 179 | Untethered Express | |
| 18 | Exquisite Archangel | |
| 180 | Verdant Automaton | |
| 181 | Walking Ballista | |
| 182 | Watchful Automaton | |
| 183 | Welder Automaton | |
| 184 | Spire of Industry | |
| 185 | Ajani, Valiant Protector | |
| 186 | Inspiring Roar | |
| 187 | Ajani's Comrade | |
| 188 | Ajani's Aid | |
| 189 | Tranquil Expanse | |
| 19 | Felidar Guardian | |
| 190 | Tezzeret, Master of Metal | |
| 191 | Tezzeret's Betrayal | |
| 192 | Pendulum of Patterns | |
| 193 | Tezzeret's Simulacrum | |
| 194 | Submerged Boneyard | |
| 2 | Aeronaut Admiral | |
| 20 | Ghirapur Osprey | |
| 21 | Restoration Specialist | |
| 22 | Solemn Recruit | |
| 23 | Sram, Senior Edificer | |
| 24 | Sram's Expertise | |
| 25 | Thopter Arrest | |
| 26 | Aether Swooper | |
| 27 | Aethertide Whale | |
| 28 | Baral, Chief of Compliance | |
| 29 | Baral's Expertise | |
| 3 | Aether Inspector | |
| 30 | Bastion Inventor | |
| 31 | Disallow | |
| 32 | Dispersal Technician | |
| 33 | Efficient Construction | |
| 34 | Hinterland Drake | |
| 35 | Ice Over | |
| 36 | Illusionist's Stratagem | |
| 37 | Leave in the Dust | |
| 38 | Mechanized Production | |
| 39 | Metallic Rebuke | |
| 4 | Aethergeode Miner | |
| 40 | Negate | |
| 41 | Quicksmith Spy | |
| 42 | Reverse Engineer | |
| 43 | Salvage Scuttler | |
| 44 | Shielded Aether Thief | |
| 45 | Shipwreck Moray | |
| 46 | Skyship Plunderer | |
| 47 | Take into Custody | |
| 48 | Trophy Mage | |
| 49 | Whir of Invention | |
| 5 | Airdrop Aeronauts | |
| 50 | Wind-Kin Raiders | |
| 51 | Aether Poisoner | |
| 52 | Alley Strangler | |
| 52† | Alley Strangler | |
| 53 | Battle at the Bridge | |
| 54 | Cruel Finality | |
| 55 | Daring Demolition | |
| 56 | Defiant Salvager | |
| 57 | Fatal Push | |
| 58 | Fen Hauler | |
| 59 | Foundry Hornet | |
| 6 | Alley Evasion | |
| 60 | Fourth Bridge Prowler | |
| 61 | Gifted Aetherborn | |
| 62 | Glint-Sleeve Siphoner | |
| 63 | Gonti's Machinations | |
| 64 | Herald of Anguish | |
| 65 | Ironclad Revolutionary | |
| 66 | Midnight Entourage | |
| 67 | Night Market Aeronaut | |
| 68 | Perilous Predicament | |
| 69 | Renegade's Getaway | |
| 7 | Audacious Infiltrator | |
| 70 | Resourceful Return | |
| 71 | Secret Salvage | |
| 72 | Sly Requisitioner | |
| 73 | Vengeful Rebel | |
| 74 | Yahenni, Undying Partisan | |
| 75 | Yahenni's Expertise | |
| 76 | Aether Chaser | |
| 77 | Chandra's Revolution | |
| 78 | Destructive Tampering | |
| 79 | Embraal Gear-Smasher | |
| 8 | Bastion Enforcer | |
| 80 | Enraged Giant | |
| 81 | Freejam Regent | |
| 82 | Frontline Rebel | |
| 83 | Gremlin Infestation | |
| 84 | Hungry Flames | |
| 85 | Indomitable Creativity | |
| 86 | Invigorated Rampage | |
| 87 | Kari Zev, Skyship Raider | |
| 88 | Kari Zev's Expertise | |
| 89 | Lathnu Sailback | |
| 9 | Call for Unity | |
| 90 | Lightning Runner | |
| 91 | Pia's Revolution | |
| 92 | Precise Strike | |
| 93 | Quicksmith Rebel | |
| 94 | Ravenous Intruder | |
| 95 | Reckless Racer | |
| 96 | Release the Gremlins | |
| 97 | Scrapper Champion | |
| 98 | Shock | |
| 99 | Siege Modification |
Available from our Store
Price
$1.00
Larrikin Market Pricing
Available now for $1.00
Selling around $0.50 – $3.56.
Looks on market — a fair price.
$0.50 – $3.56
Sources:
Market confidence
High
Volume
Medium
Updated
14 Sep 2026
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