When Unstable Veldt enters the battlefield, sacrifice it unless you pay .
, : Add to your mana pool.
, Sacrifice Unstable Veldt: Unstable Veldt deals 1 damage to target creature or player.
., 
: Add 
to your mana pool., : Add to your mana pool., Sacrifice Unstable Veldt: Unstable Veldt deals 1 damage to target creature or player.
