Sunpetal Aqueduct enters the battlefield tapped unless you sacrifice an artifact.
: Add or to your mana pool.
: Add to your mana pool. Put Sunpetal Aqueduct on top of your library.
: Return Sunpetal Aqueduct to its owner's hand.
: Add 
or 
to your mana pool.: Add 
to your mana pool. Put Sunpetal Aqueduct on top of your library.: Return Sunpetal Aqueduct to its owner's hand.
