(: Add or to your mana pool.)
When Tidal Barrens enters the battlefield, sacrifice it unless you pay .
, : Draw a card, then discard a card.
, , Sacrifice Tidal Barrens: Put a -1/-1 counter on target creature.
: Add 
or 
to your mana pool.).
, : Draw a card, then discard a card., , Sacrifice Tidal Barrens: Put a -1/-1 counter on target creature.
