Darksteel

{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...

Change the target of target spell with a single target.

Pulse of the Forge deals 4 damage to target player or planeswalker. Then if that player or that planeswalker's controller has more life than you, r...

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

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

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

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

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

Cast this spell only during the declare attackers step. Attacking creatures you control get +X/+0 until end of turn, where X is the number of attac...

When Vulshok War Boar enters the battlefield, sacrifice it unless you sacrifice an artifact.

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

Destroy target artifact. If that artifact had counters on it, put that many +1/+1 counters or charge counters on an artifact you control.