{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.
{3}
Ashnod's Altar
Artifact
Sacrifice a creature: Add {C}{C}.
{3}
Blasting Station
Artifact
{T}, Sacrifice a creature: Blasting Station deals 1 damage to any target.
Whenever a creature enters the battlefield, you may untap Blasting Station.
--
Bloodstained Mire
Land
{T}, Pay 1 life, Sacrifice Bloodstained Mire: Search your library for a Swamp or Mountain card, put it onto the battlefield, then shuffle.
--
Buried Ruin
Land
{T}: Add {C}.
{2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.
{3}
Burnished Hart
Artifact Creature - Elk
{3}, Sacrifice Burnished Hart: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.
2 /
2
{2}{R}
Chaos Warp
Instant
The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.
{4}
Clock of Omens
Artifact
Tap two untapped artifacts you control: Untap target artifact.
{3}
Crucible of Worlds
Artifact
You may play lands from your graveyard.
{3}
Crystal Ball
Artifact
{1}, {T}: Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
--
Darksteel Citadel
Artifact Land
Indestructible
{T}: Add {C}.
{9}
Darksteel Forge
Artifact
Artifacts you control have indestructible. (Effects that say "destroy" don't destroy them. Artifact creatures with indestructible can't be destroyed by damage.)
{3}
Darksteel Myr
Artifact Creature - Myr
Indestructible (Damage and effects that say "destroy" don't destroy this creature. If its toughness is 0 or less, it's still put into its owner's graveyard.)
0 /
1
--
Dormant Volcano
Land
Dormant Volcano enters the battlefield tapped.
When Dormant Volcano enters the battlefield, sacrifice it unless you return an untapped Mountain you control to its owner's hand.
{T}: Add {C}{R}.
{6}
Dreamstone Hedron
Artifact
{T}: Add {C}{C}{C}.
{3}, {T}, Sacrifice Dreamstone Hedron: Draw three cards.
{4}
Dross Scorpion
Artifact Creature - Scorpion
Whenever Dross Scorpion or another artifact creature dies, you may untap target artifact.
3 /
1
--
Dust Bowl
Land
{T}: Add {C}.
{3}, {T}, Sacrifice a land: Destroy target nonbasic land.
{1}
Expedition Map
Artifact
{2}, {T}, Sacrifice Expedition Map: Search your library for a land card, reveal it, put it into your hand, then shuffle.
{X}{R}{R}
Fanning the Flames
Sorcery
Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Fanning the Flames deals X damage to any target.
{1}{R}{R}
Feldon of the Third Path
Legendary Creature - Human Artificer
{2}{R}, {T}: Create a token that's a copy of target creature card in your graveyard, except it's an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step.
2 /
3
--
Forgotten Cave
Land
Forgotten Cave enters the battlefield tapped.
{T}: Add {R}.
Cycling {R} ({R}, Discard this card: Draw a card.)
{2}
Genesis Chamber
Artifact
Whenever a nontoken creature enters the battlefield, if Genesis Chamber is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.
{R}
Goblin Welder
Creature - Goblin Artificer
{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
--
Great Furnace
Artifact Land
{T}: Add {R}.
--
High Market
Land
{T}: Add {C}.
{T}, Sacrifice a creature: You gain 1 life.
{2}{R}
Hissing Iguanar
Creature - Lizard
Whenever another creature dies, you may have Hissing Iguanar deal 1 damage to target player or planeswalker.
3 /
1
{2}
Hovermyr
Artifact Creature - Myr
Flying, vigilance
1 /
2
{2}
Iron Myr
Artifact Creature - Myr
{T}: Add {R}.
1 /
1
{3}
Junk Diver
Artifact Creature - Bird
Flying
When Junk Diver dies, return another target artifact card from your graveyard to your hand.
1 /
1
{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
{2}{R}{R}
Kurkesh, Onakke Ancient
Legendary Creature - Ogre Spirit
Whenever you activate an ability of an artifact, if it isn't a mana ability, you may pay {R}. If you do, copy that ability. You may choose new targets for the copy.
4 /
3
{4}
Lodestone Myr
Artifact Creature - Myr
Trample
Tap an untapped artifact you control: Lodestone Myr gets +1/+1 until end of turn.
2 /
2
{2}{R}{R}
Mana Echoes
Enchantment
Whenever a creature enters the battlefield, you may add an amount of {C} equal to the number of creatures you control that share a creature type with it.
{1}
Mana Vault
Artifact
Mana Vault doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault.
At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you.
{T}: Add {C}{C}{C}.
{5}
Memory Jar
Artifact
{T}, Sacrifice Memory Jar: Each player exiles all cards from their hand face down and draws seven cards. At the beginning of the next end step, each player discards their hand and returns to their hand each card they exiled this way.
{2}
Mind Stone
Artifact
{T}: Add {C}.
{1}, {T}, Sacrifice Mind Stone: Draw a card.
{5}
Mirrorworks
Artifact
Whenever another nontoken artifact enters the battlefield under your control, you may pay {2}. If you do, create a token that's a copy of that artifact.
{7}
Myr Battlesphere
Artifact Creature - Myr Construct
When Myr Battlesphere enters the battlefield, create four 1/1 colorless Myr artifact creature tokens.
Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.
4 /
7
{3}
Myr Galvanizer
Artifact Creature - Myr
Other Myr creatures you control get +1/+1.
{1}, {T}: Untap each other Myr you control.
2 /
2
{3}
Myr Landshaper
Artifact Creature - Myr
{T}: Target land becomes an artifact in addition to its other types until end of turn.
1 /
1
{5}
Myr Matrix
Artifact
Indestructible (Effects that say "destroy" don't destroy this artifact.)
Myr creatures get +1/+1.
{5}: Create a 1/1 colorless Myr artifact creature token.
{1}
Myr Moonvessel
Artifact Creature - Myr
When Myr Moonvessel dies, add {C}.
1 /
1
{3}
Myr Propagator
Artifact Creature - Myr
{3}, {T}: Create a token that's a copy of Myr Propagator.
1 /
1
{3}
Myr Reservoir
Artifact
{T}: Add {C}{C}. Spend this mana only to cast Myr spells or activate abilities of Myr.
{3}, {T}: Return target Myr card from your graveyard to your hand.
{2}
Myr Retriever
Artifact Creature - Myr
When Myr Retriever dies, return another target artifact card from your graveyard to your hand.
1 /
1
{2}
Myr Sire
Artifact Creature - Phyrexian Myr
When Myr Sire dies, create a 1/1 colorless Phyrexian Myr artifact creature token.
1 /
1
{5}
Myr Turbine
Artifact
{T}: Create a 1/1 colorless Myr artifact creature token.
{T}, Tap five untapped Myr you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle.
{3}
Myr Welder
Artifact Creature - Myr
Imprint -- {T}: Exile target artifact card from a graveyard.
Myr Welder has all activated abilities of all cards exiled with it.
1 /
4
--
Myriad Landscape
Land
Myriad Landscape enters the battlefield tapped.
{T}: Add {C}.
{2}, {T}, Sacrifice Myriad Landscape: Search your library for up to two basic land cards that share a land type, put them onto the battlefield tapped, then shuffle.
{4}
Nevinyrral's Disk
Artifact
Nevinyrral's Disk enters the battlefield tapped.
{1}, {T}: Destroy all artifacts, creatures, and enchantments.
{3}
Palladium Myr
Artifact Creature - Myr
{T}: Add {C}{C}.
2 /
2
--
Phyrexia's Core
Land
{T}: Add {C}.
{1}, {T}, Sacrifice an artifact: You gain 1 life.
{3}
Phyrexian Altar
Artifact
Sacrifice a creature: Add one mana of any color.
{2}
Plague Myr
Artifact Creature - Phyrexian Myr
Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
{T}: Add {C}.
1 /
1
{3}
Rings of Brighthearth
Artifact
Whenever you activate an ability, if it isn't a mana ability, you may pay {2}. If you do, copy that ability. You may choose new targets for the copy.
--
Scalding Tarn
Land
{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.
{3}
Scarecrone
Artifact Creature - Scarecrow
{1}, Sacrifice a Scarecrow: Draw a card.
{4}, {T}: Return target artifact creature card from your graveyard to the battlefield.
1 /
2
{3}{R}{R}
Scrap Mastery
Sorcery
Each player exiles all artifact cards from their graveyard, then sacrifices all artifacts they control, then puts all cards they exiled this way onto the battlefield.
{3}
Sculpting Steel
Artifact
You may have Sculpting Steel enter the battlefield as a copy of any artifact on the battlefield.
{1}
Sensei's Divining Top
Artifact
{1}: Look at the top three cards of your library, then put them back in any order.
{T}: Draw a card, then put Sensei's Divining Top on top of its owner's library.
{2}{R}
Shattered Perception
Sorcery
Discard all the cards in your hand, then draw that many cards.
Flashback {5}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{3}
Shimmer Myr
Artifact Creature - Myr
Flash
You may cast artifact spells as though they had flash.
2 /
2
{1}
Skullclamp
Artifact - Equipment
Equipped creature gets +1/-1.
Whenever equipped creature dies, draw two cards.
Equip {1}
{1}{R}
Slobad, Goblin Tinkerer
Legendary Creature - Goblin Artificer
Sacrifice an artifact: Target artifact gains indestructible until end of turn.
1 /
2
--
Smoldering Crater
Land
Smoldering Crater enters the battlefield tapped.
{T}: Add {R}.
Cycling {2} ({2}, Discard this card: Draw a card.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
--
Snow-Covered Mountain
Basic Snow Land - Mountain
({T}: Add {R}.)
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
{4}
Solemn Simulacrum
Artifact Creature - Golem
When Solemn Simulacrum enters the battlefield, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When Solemn Simulacrum dies, you may draw a card.
2 /
2
{7}
Spine of Ish Sah
Artifact
When Spine of Ish Sah enters the battlefield, destroy target permanent.
When Spine of Ish Sah is put into a graveyard from the battlefield, return Spine of Ish Sah to its owner's hand.
--
Strip Mine
Land
{T}: Add {C}.
{T}, Sacrifice Strip Mine: Destroy target land.
{7}
Summoning Station
Artifact
{T}: Create a 2/2 colorless Pincher creature token.
Whenever an artifact is put into a graveyard from the battlefield, you may untap Summoning Station.
--
Tectonic Edge
Land
{T}: Add {C}.
{1}, {T}, Sacrifice Tectonic Edge: Destroy target nonbasic land. Activate only if an opponent controls four or more lands.
--
Temple of the False God
Land
{T}: Add {C}{C}. Activate only if you control five or more lands.
--
Terrain Generator
Land
{T}: Add {C}.
{2}, {T}: You may put a basic land card from your hand onto the battlefield tapped.