Whenever Armix, Filigree Thrasher attacks, you may discard a card. When you do, target creature defending player controls gets -X/-X until end of turn, where X is the number of artifacts you control plus the number of artifact cards in your graveyard.
Partner (You can have two commanders if both have partner.)
3 /
2
{12}
Blightsteel Colossus
Artifact Creature - Phyrexian Golem
Trample, infect, indestructible
If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.
11 /
11
{2}
Cranial Plating
Artifact - Equipment
Equipped creature gets +1/+0 for each artifact you control.
{B}{B}: Attach Cranial Plating to target creature you control.
Equip {1}
--
Darksteel Citadel
Artifact Land
Indestructible
{T}: Add {C}.
{6}
Duplicant
Artifact Creature - Shapeshifter
Imprint -- When Duplicant enters the battlefield, you may exile target nontoken creature.
As long as a card exiled with Duplicant is a creature card, Duplicant has the power, toughness, and creature types of the last creature card exiled with Duplicant. It's still a Shapeshifter.
{T}: Choose target artifact a player controls and target artifact card in that player's graveyard. If both targets are still legal as this ability resolves, that player simultaneously sacrifices the artifact and returns the artifact card to the battlefield.
1 /
1
{3}
Golem Foundry
Artifact
Whenever you cast an artifact spell, you may put a charge counter on Golem Foundry.
Remove three charge counters from Golem Foundry: Create a 3/3 colorless Golem artifact creature token.
{4}{G}
Ich-Tekik, Salvage Splicer
Legendary Creature - Phyrexian Human Artificer
When Ich-Tekik, Salvage Splicer enters the battlefield, create a 3/3 colorless Phyrexian Golem artifact creature token.
Whenever an artifact is put into a graveyard from the battlefield, put a +1/+1 counter on Ich-Tekik and a +1/+1 counter on each Golem you control.
Partner (You can have two commanders if both have partner.)
1 /
1
{2}
Ichor Wellspring
Artifact
When Ichor Wellspring enters the battlefield or is put into a graveyard from the battlefield, draw a card.
--
Inventors' Fair
Legendary Land
At the beginning of your upkeep, if you control three or more artifacts, you gain 1 life.
{T}: Add {C}.
{4}, {T}, Sacrifice Inventors' Fair: Search your library for an artifact card, reveal it, put it into your hand, then shuffle. Activate only if you control three or more artifacts.
{4}
Jhoira's Familiar
Artifact Creature - Bird
Flying
Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)
2 /
2
{7}
Karn Liberated
Legendary Planeswalker - Karn
+4: Target player exiles a card from their hand.
-3: Exile target permanent.
-14: Restart the game, leaving in exile all non-Aura permanent cards exiled with Karn Liberated. Then put those cards onto the battlefield under your control.
L:
6
{4}
Krark-Clan Ironworks
Artifact
Sacrifice an artifact: Add {C}{C}.
{5}
Kuldotha Forgemaster
Artifact Creature - Construct
{T}, Sacrifice three artifacts: Search your library for an artifact card, put it onto the battlefield, then shuffle.
3 /
5
{4}{B}{B}
Marionette Master
Creature - Human Artificer
Fabricate 3 (When this creature enters the battlefield, put three +1/+1 counters on it or create three 1/1 colorless Servo artifact creature tokens.)
Whenever an artifact you control is put into a graveyard from the battlefield, target opponent loses life equal to Marionette Master's power.
1 /
3
{11}
Metalwork Colossus
Artifact Creature - Construct
This spell costs {X} less to cast, where X is the total mana value of noncreature artifacts you control.
Sacrifice two artifacts: Return Metalwork Colossus from your graveyard to your hand.
10 /
10
{7}
Meteor Golem
Artifact Creature - Golem
When Meteor Golem enters the battlefield, destroy target nonland permanent an opponent controls.
3 /
3
{6}
Mindslaver
Legendary Artifact
{4}, {T}, Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all decisions for the player.)
{2}
Myr Retriever
Artifact Creature - Myr
When Myr Retriever dies, return another target artifact card from your graveyard to your hand.
1 /
1
{4}
Nevinyrral's Disk
Artifact
Nevinyrral's Disk enters the battlefield tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.
{1}
Nihil Spellbomb
Artifact
{T}, Sacrifice Nihil Spellbomb: Exile target player's graveyard.
When Nihil Spellbomb is put into a graveyard from the battlefield, you may pay {B}. If you do, draw a card.
--
Phyrexia's Core
Land
{T}: Add {C}.
{1}, {T}, Sacrifice an artifact: You gain 1 life.
{3}
Scrap Trawler
Artifact Creature - Construct
Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield, return to your hand target artifact card in your graveyard with lesser mana value.
3 /
2
{3}
Scrapyard Recombiner
Artifact Creature - Construct
Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)
{T}, Sacrifice an artifact: Search your library for a Construct card, reveal it, put it into your hand, then shuffle.
0 /
0
{3}
Shimmer Myr
Artifact Creature - Myr
Flash
You may cast artifact spells as though they had flash.
2 /
2
{1}{R}
Slobad, Goblin Tinkerer
Legendary Creature - Goblin Artificer
Sacrifice an artifact: Target artifact gains indestructible until end of turn.
1 /
2
{6}
Steel Hellkite
Artifact Creature - Dragon
Flying
{2}: Steel Hellkite gets +1/+0 until end of turn.
{X}: Destroy each nonland permanent with mana value X whose controller was dealt combat damage by Steel Hellkite this turn. Activate only once each turn.
5 /
5
{3}
Sylvok Replica
Artifact Creature - Shaman
{G}, Sacrifice Sylvok Replica: Destroy target artifact or enchantment.
1 /
3
{4}
Trading Post
Artifact
{1}, {T}, Discard a card: You gain 4 life.
{1}, {T}, Pay 1 life: Create a 0/1 white Goat creature token.
{1}, {T}, Sacrifice a creature: Return target artifact card from your graveyard to your hand.
{1}, {T}, Sacrifice an artifact: Draw a card.
{6}
Ugin, the Ineffable
Legendary Planeswalker - Ugin
Colorless spells you cast cost {2} less to cast.
+1: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand.
-3: Destroy target permanent that's one or more colors.
L:
4
{8}
Ugin, the Spirit Dragon
Legendary Planeswalker - Ugin
+2: Ugin, the Spirit Dragon deals 3 damage to any target.
-X: Exile each permanent with mana value X or less that's one or more colors.
-10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.
L:
7
{3}{B}{G}
Ikra Shidiqi, the Usurper
Legendary Creature - Naga Wizard
Menace
Whenever a creature you control deals combat damage to a player, you gain life equal to that creature's toughness.
Partner (You can have two commanders if both have partner.)
3 /
7
{0}
Rograkh, Son of Rohgahh
Legendary Creature - Kobold Warrior
First strike, menace, trample
Partner (You can have two commanders if both have partner.)