Darksteel

This spell can't be countered. Counter target spell.

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

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

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

You don't lose the game for having 0 or less life. Whenever you lose life, sacrifice a permanent for each 1 life you lost. (Damage causes loss of life.)

W, T: Tap target creature.

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.

Artifact creatures you control gain flying until end of turn.

1UU: Target permanent becomes an artifact in addition to its other types. (This effect lasts indefinitely.) 3U: Gain control of target artifact. (This effect lasts indefinitely.)

This creature gets +1/+0 for each artifact you control. Whenever this creature deals combat damage to a creature, destroy that creature. The creature can't be regenerated.

Tap all artifacts.

T: Add C. T: Put a charge counter on this land. T, Remove a charge counter from this land: Add one mana of any color.

Destroy target nonblack creature. It can't be regenerated. You gain control of all Equipment that were attached to it. (This effect lasts indefinitely.)

All permanents are artifacts in addition to their other types. All cards that aren't on the battlefield, spells, and permanents are colorless. Players may spend mana as though it were mana of any color.

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

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.

When this creature dies, add C.

All creatures able to block equipped creature do so. Equip 3 (3: Attach to target creature you control. Equip only as a sorcery.)

Flying Discard an artifact card: Return this creature to its owner's hand.

U: Target creature becomes an artifact in addition to its other types until end of turn. U: Until end of turn, target artifact creature becomes blue and isn't an artifact.

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

You gain 6 life.

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

Destroy target artifact. It can't be regenerated.