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'Whenever an artifact you control is put into a graveyard from the battlefield, if it wasn't sacrificed, you may pay {3}. If you do, draw a card.
'{0}: This creature gets -1/-1 and gains your choice of banding, flying, first strike, or trample until end of turn. (Any creatures with banding, and up to one without, can...
'Kicker {8}{R} (You may pay an additional {8}{R} as you cast this spell.) This spell can't be countered. Urza's Rage deals 3 damage to any target. If this spell was...
'{T}, Sacrifice this artifact: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep.
'Artifact creatures you control get +2/+2.
{6}: Create a token that's a copy of target artifact you control, except it's a 1/1 Soldier creature in addition to its other types.
'{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.
'As an additional cost to cast this spell, sacrifice an artifact or creature.
Destroy target creature or planeswalker.
'Whenever a creature attacks or blocks, this enchantment deals 2 damage to it.
'When this creature dies, create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.")
'When Urza enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control." Tap an untapped artifact you control: Add {U}. {5}:...
'Kicker {8}{R} (You may pay an additional {8}{R} as you cast this spell.) This spell can't be countered. Urza's Rage deals 3 damage to any target. If this spell was...
'Echo {6} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) {T}:...