(: Add or to your mana pool.)
River Castle enters the battlefield tapped unless you pay .
, : Draw a card, then discard a card.
: Prevent the next 1 damage that would be dealt to target creature or player this turn.
: Add 
or 
to your mana pool.).
, : Draw a card, then discard a card.: Prevent the next 1 damage that would be dealt to target creature or player this turn.
