Darksteel

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

Flying Whenever this creature deals combat damage to a player, that player loses 1 life for each artifact they control.

Flying Whenever this creature deals combat damage to a player, you gain 1 life for each artifact that player controls.

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

Whenever this creature attacks, put a +1/+1 counter on each attacking creature.

This spell costs 1 more to cast for each target beyond the first. Fireball deals X damage divided evenly, rounded down, among any number of targets.

Flamebreak deals 3 damage to each creature without flying and each player. Creatures dealt damage this way can't be regenerated this turn.

Affinity for artifacts (This spell costs 1 less to cast for each artifact you control.) Flying When this creature enters, if you cast it from your hand, exile all artifacts.

Whenever this creature attacks, create a colorless Construct artifact creature token named Twin that's attacking. Its power is equal to this creature's power and its toughness is equal to this creature's toughness. Sacrifice the token at end of combat.

Whenever a nontoken creature enters, if this artifact is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

Whenever an opponent discards a card, you may draw a card.

R, T: Flip a coin. If you win the flip, destroy target artifact and untap this creature. If you lose the flip, sacrifice this creature.

At the beginning of your upkeep, sacrifice a permanent. Whenever this creature deals combat damage to a player, that player sacrifices two permanents of their choice.

Flying B, Pay 1 life: This creature gets +1/+1 until end of turn.

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

Equipped creature gets +2/+1 and has "T, Unattach Heartseeker: Destroy target creature." Equip 5 (5: Attach to target creature you control. Equip only as a sorcery.)

Flying This creature can block only creatures with flying.

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

Defender (This creature can't attack.) Protection from artifacts Whenever an opponent casts an artifact spell, you may create a 1/1 green Insect creature token.

Inflame deals 2 damage to each creature dealt damage this turn.

This creature attacks each combat if able. This creature can't be blocked by Walls.

This creature enters with five +1/+1 counters on it. Whenever an artifact enters, remove a +1/+1 counter from this creature.

Whenever a player casts a blue spell, you may gain 1 life.

T, Sacrifice an artifact: Add RR.