(: Add or to your mana pool.)
When Horizon Vents enters the battlefield, sacrifice it unless you pay .
, : Put a 1/1 Bird creature token onto the battlefield.
, : Draw a card, then discard a card.
: Add 
or 
to your mana pool.).
, : Put a 1/1 Bird creature token onto the battlefield., : Draw a card, then discard a card.
