Krosan River enters the battlefield tapped unless you control an enchantment.
: Add to your mana pool. Return Krosan River to its owner's hand.
, , Sacrifice Krosan River: Target player draws two cards, then discards two cards.
: Add 
to your mana pool. Return Krosan River to its owner's hand., , Sacrifice Krosan River: Target player draws two cards, then discards two cards.
