(: Add or to your mana pool.)
Reef Hollow enters the battlefield tapped unless you reveal a Blue card from your hand.
, : Scry 1.
, , Sacrifice Reef Hollow: Put a -1/-1 counter on target creature.
: Add 
or 
to your mana pool.), : Scry 1., , Sacrifice Reef Hollow: Put a -1/-1 counter on target creature.
