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'You may spend white mana as though it were red mana.
'{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 Power-Plant and an Urza's Tower, add {C}{C} instead.
'{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 Power-Plant, add {C}{C}{C} instead.
'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}:...
'Haste
{U}{R}, {T}: Copy target activated or triggered ability you control from an artifact source. You may choose new targets for the copy. (Mana abilities can't be targeted.)
'{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.
'When this creature dies, draw a card.
'{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.
'{T}: Add {C}.
{7}, {T}: Create a 2/2 colorless Assembly-Worker artifact creature token.
'{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.