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