Vault Strand enters the battlefield tapped unless you pay .
, : Add , or to your mana pool. Vault Strand deals 1 damage to you.
, Sacrifice Vault Strand: Add to your mana pool.
.
, 
: Add 
, or to your mana pool. Vault Strand deals 1 damage to you., Sacrifice Vault Strand: Add 
to your mana pool.
