Nomad Valley enters the battlefield tapped unless you control one or more creatures.
: Add or to your mana pool.
Sacrifice Nomad Valley: Add or to your mana pool.
, Sacrifice Nomad Valley: Target creature gets +2/+2 until end of turn.
: Add 
or 
to your mana pool. or to your mana pool., Sacrifice Nomad Valley: Target creature gets +2/+2 until end of turn.
