At the beginning of your precombat main phase, add {B} for each charge counter on Altar of Shadows.
{7}, {T}: Destroy target creature. Then put a charge counter on Altar of Shadows.
--
Ancient Den
Artifact Land
{T}: Add {W}.
--
Arcane Sanctum
Land
Arcane Sanctum enters the battlefield tapped.
{T}: Add {W}, {U}, or {B}.
{2}
Armillary Sphere
Artifact
{2}, {T}, Sacrifice Armillary Sphere: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.
--
Azorius Chancery
Land
Azorius Chancery enters the battlefield tapped.
When Azorius Chancery enters the battlefield, return a land you control to its owner's hand.
{T}: Add {W}{U}.
--
Azorius Guildgate
Land - Gate
Azorius Guildgate enters the battlefield tapped.
{T}: Add {W} or {U}.
--
Boreal Shelf
Snow Land
Boreal Shelf enters the battlefield tapped.
{T}: Add {W} or {U}.
{1}{U}{U}
Cancel
Instant
Counter target spell.
{2}
Candles of Leng
Artifact
{4}, {T}: Reveal the top card of your library. If it has the same name as a card in your graveyard, put it into your graveyard. Otherwise, draw a card.
{3}
Chalice of Life
Artifact
{T}: You gain 1 life. Then if you have at least 10 life more than your starting life total, transform Chalice of Life.
--
Chalice of Death
Artifact
{T}: Target player loses 5 life.
{1}{U}
Chief Engineer
Creature - Vedalken Artificer
Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for {1} or one mana of that creature's color.)
1 /
3
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{U}{B}
Countersquall
Instant
Counter target noncreature spell. Its controller loses 2 life.
{3}
Crawlspace
Artifact
No more than two creatures can attack you each combat.
{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.)
{3}{U}
Cumber Stone
Artifact
Creatures your opponents control get -1/-0.
--
Darksteel Citadel
Artifact Land
Indestructible
{T}: Add {C}.
{3}
Darksteel Ingot
Artifact
Indestructible
{T}: Add one mana of any color.
{2}
Darksteel Pendant
Artifact
Indestructible (Effects that say "destroy" don't destroy this artifact.)
{1}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
--
Dimir Aqueduct
Land
Dimir Aqueduct enters the battlefield tapped.
When Dimir Aqueduct enters the battlefield, return a land you control to its owner's hand.
{T}: Add {U}{B}.
--
Dimir Guildgate
Land - Gate
Dimir Guildgate enters the battlefield tapped.
{T}: Add {U} or {B}.
{2}
Dolmen Gate
Artifact
Prevent all combat damage that would be dealt to attacking creatures you control.
{W/B}{U}
Esper Stormblade
Artifact Creature - Vedalken Wizard
As long as you control another multicolored permanent, Esper Stormblade gets +1/+1 and has flying.
2 /
1
{1}{U}
Etherium Sculptor
Artifact Creature - Vedalken Artificer
Artifact spells you cast cost {1} less to cast.
1 /
2
{4}{U}
Ethersworn Adjudicator
Artifact Creature - Vedalken Knight
Flying
{1}{W}{B}, {T}: Destroy target creature or enchantment.
{2}{U}: Untap Ethersworn Adjudicator.
4 /
4
{1}{W}{U}
Ethersworn Shieldmage
Artifact Creature - Vedalken Wizard
Flash
When Ethersworn Shieldmage enters the battlefield, prevent all damage that would be dealt to artifact creatures this turn.
2 /
2
{2}{U}
Fabricate
Sorcery
Search your library for an artifact card, reveal it, put it into your hand, then shuffle.
{5}{W}{W}{U}
Filigree Angel
Artifact Creature - Angel
Flying
When Filigree Angel enters the battlefield, you gain 3 life for each artifact you control.
4 /
4
{3}{U}
Filigree Sages
Artifact Creature - Vedalken Wizard
{2}{U}: Untap target artifact.
2 /
3
--
Frost Marsh
Snow Land
Frost Marsh enters the battlefield tapped.
{T}: Add {U} or {B}.
--
Glacial Fortress
Land
Glacial Fortress enters the battlefield tapped unless you control a Plains or an Island.
{T}: Add {W} or {U}.
{1}
Glaring Spotlight
Artifact
Creatures your opponents control with hexproof can be the targets of spells and abilities you control as though they didn't have hexproof.
{3}, Sacrifice Glaring Spotlight: Creatures you control gain hexproof until end of turn and can't be blocked this turn.
{3}{W}{U}
Glassdust Hulk
Artifact Creature - Golem
Whenever another artifact enters the battlefield under your control, Glassdust Hulk gets +1/+1 until end of turn and can't be blocked this turn.
Cycling {W/U} ({W/U}, Discard this card: Draw a card.)
3 /
4
{2}
Golem's Heart
Artifact
Whenever a player casts an artifact spell, you may gain 1 life.
{W}{U}
Hindering Light
Instant
Counter target spell that targets you or a permanent you control.
Draw a card.
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Island
Basic Land - Island
({T}: Add {U}.)
--
Isolated Chapel
Land
Isolated Chapel enters the battlefield tapped unless you control a Plains or a Swamp.
{T}: Add {W} or {B}.
{4}
Isolation Cell
Artifact
Whenever an opponent casts a creature spell, that player loses 2 life unless they pay {2}.
--
Jwar Isle Refuge
Land
Jwar Isle Refuge enters the battlefield tapped.
When Jwar Isle Refuge enters the battlefield, you gain 1 life.
{T}: Add {U} or {B}.
--
Kabira Crossroads
Land
Kabira Crossroads enters the battlefield tapped.
When Kabira Crossroads enters the battlefield, you gain 2 life.
{T}: Add {W}.
{1}{U}{U}
Machinate
Instant
Look at the top X cards of your library, where X is the number of artifacts you control. Put one of those cards into your hand and the rest on the bottom of your library in any order.
{3}
Manalith
Artifact
{T}: Add one mana of any color.
{4}{W}{B}
Merciless Eviction
Sorcery
Choose one --
• Exile all artifacts.
• Exile all creatures.
• Exile all enchantments.
• Exile all planeswalkers.
{1}{W}
Metallurgeon
Artifact Creature - Human Artificer
{W}, {T}: Regenerate target artifact.
1 /
2
--
New Benalia
Land
New Benalia enters the battlefield tapped.
When New Benalia enters the battlefield, scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{T}: Add {W}.
{3}
Obelisk of Esper
Artifact
{T}: Add {W}, {U}, or {B}.
{2}{W}{U}
Offering to Asha
Instant
Counter target spell unless its controller pays {4}. You gain 4 life.
--
Opal Palace
Land
{T}: Add {C}.
{1}, {T}: Add one mana of any color in your commander's color identity. If you spend this mana to cast your commander, it enters the battlefield with a number of additional +1/+1 counters on it equal to the number of times it's been cast from the command zone this game.
--
Orzhov Basilica
Land
Orzhov Basilica enters the battlefield tapped.
When Orzhov Basilica enters the battlefield, return a land you control to its owner's hand.
{T}: Add {W}{B}.
--
Orzhov Guildgate
Land - Gate
Orzhov Guildgate enters the battlefield tapped.
{T}: Add {W} or {B}.
{4}
Paradise Plume
Artifact
As Paradise Plume enters the battlefield, choose a color.
Whenever a player casts a spell of the chosen color, you may gain 1 life.
{T}: Add one mana of the chosen color.
{4}{W}{W}
Phyrexian Rebirth
Sorcery
Destroy all creatures, then create an X/X colorless Phyrexian Horror artifact creature token, where X is the number of creatures destroyed this way.
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{3}
Proteus Staff
Artifact
{2}{U}, {T}: Put target creature on the bottom of its owner's library. That creature's controller reveals cards from the top of their library until they reveal a creature card. The player puts that card onto the battlefield and the rest on the bottom of their library in any order. Activate only as a sorcery.
{4}
Prototype Portal
Artifact
Imprint -- When Prototype Portal enters the battlefield, you may exile an artifact card from your hand.
{X}, {T}: Create a token that's a copy of the exiled card. X is the mana value of that card.
{W}{U}{U}{B}
Punish Ignorance
Instant
Counter target spell. Its controller loses 3 life and you gain 3 life.
--
Rupture Spire
Land
Rupture Spire enters the battlefield tapped.
When Rupture Spire enters the battlefield, sacrifice it unless you pay {1}.
{T}: Add one mana of any color.
{1}{B}
Salvage Slasher
Artifact Creature - Human Rogue
Salvage Slasher gets +1/+0 for each artifact card in your graveyard.
1 /
1
{3}{U}
Scornful Aether-Lich
Artifact Creature - Zombie Wizard
{W}{B}: Scornful Aether-Lich gains fear and vigilance until end of turn. (Attacking doesn't cause it to tap, and it can't be blocked except by artifact creatures and/or black creatures.)
2 /
4
{3}{W}{W}
Scourglass
Artifact
{T}, Sacrifice Scourglass: Destroy all permanents except for artifacts and lands. Activate only during your upkeep.
--
Seat of the Synod
Artifact Land
{T}: Add {U}.
--
Sejiri Refuge
Land
Sejiri Refuge enters the battlefield tapped.
When Sejiri Refuge enters the battlefield, you gain 1 life.
{T}: Add {W} or {U}.
{3}
Shimmer Myr
Artifact Creature - Myr
Flash
You may cast artifact spells as though they had flash.
2 /
2
{3}
Skeleton Shard
Artifact
{3}, {T} or {B}, {T}: Return target artifact creature card from your graveyard to your hand.
{2}{U}
Skill Borrower
Artifact Creature - Human Wizard
Play with the top card of your library revealed.
As long as the top card of your library is an artifact or creature card, Skill Borrower has all activated abilities of that card. (If any of the abilities use that card's name, use this creature's name instead.)
1 /
3
{1}{W}{U}{B}
Sludge Strider
Artifact Creature - Insect
Whenever another artifact enters the battlefield under your control or another artifact you control leaves the battlefield, you may pay {1}. If you do, target player loses 1 life and you gain 1 life.
3 /
3
{1}{U}{B}
Soul Manipulation
Instant
Choose one or both --
• Counter target creature spell.
• Return target creature card from your graveyard to your hand.
{6}
Soul of New Phyrexia
Artifact Creature - Phyrexian Avatar
Trample
{5}: Permanents you control gain indestructible until end of turn.
{5}, Exile Soul of New Phyrexia from your graveyard: Permanents you control gain indestructible until end of turn.
6 /
6
{0}
Spellbook
Artifact
You have no maximum hand size.
{6}
Staff of Nin
Artifact
At the beginning of your upkeep, draw a card.
{T}: Staff of Nin deals 1 damage to any target.
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
--
Swamp
Basic Land - Swamp
({T}: Add {B}.)
{W}{U}{B}
Sydri, Galvanic Genius
Legendary Creature - Human Artificer
{U}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.
{W}{B}: Target artifact creature gains deathtouch and lifelink until end of turn.
2 /
2
{2}{U}
Synod Artificer
Creature - Vedalken Artificer
{X}, {T}: Tap X target noncreature artifacts.
{X}, {T}: Untap X target noncreature artifacts.
1 /
2
{1}{W}{W}
Tempered Steel
Enchantment
Artifact creatures you control get +2/+2.
--
Temple of the False God
Land
{T}: Add {C}{C}. Activate only if you control five or more lands.
{4}
Tower of Calamities
Artifact
{8}, {T}: Tower of Calamities deals 12 damage to target creature.
{4}
Tower of Champions
Artifact
{8}, {T}: Target creature gets +6/+6 until end of turn.
{4}
Tower of Eons
Artifact
{8}, {T}: You gain 10 life.
{4}
Tower of Fortunes
Artifact
{8}, {T}: Draw four cards.
{4}
Unwinding Clock
Artifact
Untap all artifacts you control during each other player's untap step.
{4}
Ur-Golem's Eye
Artifact
{T}: Add {C}{C}.
--
Vault of Whispers
Artifact Land
{T}: Add {B}.
--
Vault of the Archangel
Land
{T}: Add {C}.
{2}{W}{B}, {T}: Creatures you control gain deathtouch and lifelink until end of turn.
{2}{U}{U}
Vedalken Archmage
Creature - Vedalken Wizard
Whenever you cast an artifact spell, draw a card.
0 /
2
{1}{U}
Vedalken Engineer
Creature - Vedalken Artificer
{T}: Add two mana of any one color. Spend this mana only to cast artifact spells or activate abilities of artifacts.
1 /
1
{3}
Veilstone Amulet
Artifact
Whenever you cast a spell, creatures you control can't be the targets of spells or abilities your opponents control this turn.
{6}
Ward of Bones
Artifact
Each opponent who controls more creatures than you can't cast creature spells. The same is true for artifacts and enchantments.
Each opponent who controls more lands than you can't play lands.