Darksteel

Crazed Goblin attacks each combat if able.

Choose one — • Barbed Lightning deals 3 damage to target creature. • Barbed Lightning deals 3 damage to target player or planeswalker. Entwine {2} ...

Scavenging Scarab can't block.

Target creature gets +1/+0 until end of turn for each artifact you control.

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

Essence Drain deals 3 damage to any target and you gain 3 life.

Target creature and all other creatures with the same name as that creature get -2/-2 until end of turn.

Prevent all damage target spell would deal this turn. You gain life equal to the damage prevented this way.

Target player loses 1 life for each tapped artifact they control.

Counter target spell. That spell's controller may draw a card.

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

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

Artifact creatures you control gain flying until end of turn.

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 ...

Destroy target enchantment and all other enchantments with the same name as that enchantment.

Equipped creature gets +2/+2. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

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

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

Affinity for Mountains (This spell costs {1} less to cast for each Mountain you control.) Haste

When Myr Moonvessel dies, add {C}.

{T}: Target land becomes an artifact in addition to its other types until end of turn.

Return target artifact card from your graveyard to your hand.

Equipped creature has "{T}, Unattach Leonin Bola: Tap target creature." Equip {1} ({1}: Attach to target creature you control. Equip only as a sorc...

Affinity for Swamps (This spell costs {1} less to cast for each Swamp you control.) Fear (This creature can't be blocked except by artifact creatur...