Darksteel

Sacrifice an artifact: Target artifact gains indestructible until end of turn.

{T}, Sacrifice an artifact: Add {R}{R}.

{R}, {T}: Flip a coin. If you win the flip, destroy target artifact and untap Goblin Archaeologist. If you lose the flip, sacrifice Goblin Archaeol...

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When Furnace Dragon enters the battlefield, if you...

You may activate equip abilities any time you could cast an instant.

Scavenging Scarab can't block.

{T}: Target creature gets +1/+1 until end of turn. Whenever you cast a spell, you may untap Leonin Battlemage.

At the beginning of your end step, if Nim Abomination is untapped, you lose 3 life.

Mephitic Ooze gets +1/+0 for each artifact you control. Whenever Mephitic Ooze deals combat damage to a creature, destroy that creature. The creat...

Flying {B}, Pay 1 life: Grimclaw Bats gets +1/+1 until end of turn.

At the beginning of your upkeep, sacrifice a permanent. Whenever Greater Harvester deals combat damage to a player, that player sacrifices two perm...

When Chittering Rats enters the battlefield, target opponent puts a card from their hand on top of their library.

{T}: Add two mana of any one color. Spend this mana only to cast artifact spells or activate abilities of artifacts.

{X}, {T}: Tap X target noncreature artifacts. {X}, {T}: Untap X target noncreature artifacts.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) When Quicksilver Behemoth attacks or blocks, return it t...

Flying Whenever Emissary of Hope deals combat damage to a player, you gain 1 life for each artifact that player controls.

{U}: Target creature becomes an artifact in addition to its other types until end of turn. {U}: Until end of turn, target artifact creature become...

Flying Discard an artifact card: Return Neurok Prodigy to its owner's hand.

Flying Hoverguard Observer can block only creatures with flying.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When Chromescale Drake enters the battlefield, rev...

{2}: Untap target artifact creature.

Affinity for Forests (This spell costs {1} less to cast for each Forest you control.)

{W}, {T}, Return Steelshaper Apprentice to its owner's hand: Search your library for an Equipment card, reveal that card, put it into your hand, th...

When Sundering Titan enters or leaves the battlefield, choose a land of each basic land type, then destroy those lands.