This artifact doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap this artifact.

{T}, Sacrifice this artifact: Add three mana of any one color.

This artifact doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap this artifact. At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.

This artifact enters tapped. This artifact doesn't untap during your untap step. If you would begin your turn while this artifact is tapped, you may skip that turn instead. If you do, untap this artifact. {T}: Take an extra turn after this one.

Whenever this land becomes tapped, it deals 1 damage to you. {T}: Add one mana of any color.

({T}: Add {U}.)

({T}: Add {R}.)

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

Flying (This creature can't be blocked except by creatures with flying or reach.)

{2}: This artifact becomes a 3/6 Golem artifact creature until end of combat. Activate only during combat.

{T}: This creature deals 1 damage to any target.

Flying This creature enters with three +1/+1 counters on it. At the beginning of your upkeep, you may remove any number of +1/+1 counters from this creature. If you do, create that many 1/1 colorless Tetravite artifact creature tokens. They each have flying and "This token can't be enchanted." At the beginning of your upkeep, you may exile any number of tokens created with this creature. If you do, put that many +1/+1 counters on this creature.

Defender (This creature can't attack.) {R}: This creature gets +1/+0 until end of turn.

Defender (This creature can't attack.) {U}: This creature gets +1/+0 until end of turn.

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.

Return target artifact card from your graveyard to your hand.