Overgrown Ampitheater enters the battlefield tapped.
: Add or to your mana pool.
Sacrifice Overgrown Ampitheater: Add or to your mana pool.
: Return Overgrown Ampitheater to its owner's hand.
: Add 
or 
to your mana pool. or to your mana pool.: Return Overgrown Ampitheater to its owner's hand.
