Darksteel

Whenever you gain life, you may pay {X}, where X is less than or equal to the amount of life you gained. If you do, draw X cards.

Equipped creature gets +2/+1 and has "{T}, Unattach Heartseeker: Destroy target creature." Equip {5} ({5}: Attach to target creature you control. ...

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

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

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) At the beginning of your upkeep, you may move a +1/+1 c...

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

Draw two cards, then discard a card. Then if an opponent has more cards in hand than you, return Pulse of the Grid to its owner's hand.

Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.

{1}{G}, Sacrifice Viridian Zealot: Destroy target artifact or enchantment.

Destroy target artifact. It can't be regenerated.

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

Remove a +1/+1 counter from Arcbound Reclaimer: Put target artifact card from your graveyard on top of your library. Modular 2 (This creature enter...

{T}: Add {C}{C}.

First strike Modular 4 (This creature enters the battlefield with four +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target...

Remove all counters from all permanents and exile all tokens.

Whenever an opponent casts a nonartifact spell, put a charge counter on Chimeric Egg. Remove three charge counters from Chimeric Egg: Chimeric Egg ...

Destroy target Equipment. If that Equipment was attached to a creature, Unforge deals 2 damage to that creature.

Indestructible {T}: Add one mana of any color.

{1}, {T}: Add one mana of any color.

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

{3}, {T}: Flip a coin. If you win the flip, create a 2/2 colorless Insect artifact creature token with flying named Wirefly. If you lose the flip, ...

Whenever Spincrusher blocks, put a +1/+1 counter on it. Remove a +1/+1 counter from Spincrusher: Spincrusher can't be blocked this turn.

{2}, {T}, Sacrifice a land: Draw a card and put a charge counter on Arcane Spyglass. Remove three charge counters from Arcane Spyglass: 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 t...