When Overgrown Ampitheater enters the battlefield, return a land you control to its owner's hand.
: Add or to your mana pool.
Put Overgrown Ampitheater on top of your library: Add to your mana pool.
, : Target Goblin gets +2/+0 until end of turn.
: Add 
or 
to your mana pool.
to your mana pool. , : Target Goblin gets +2/+0 until end of turn.
