Mire Watchtower enters the battlefield tapped unless you control one or more creatures.
: Add or to your mana pool.
Sacrifice Mire Watchtower: Add or to your mana pool.
: Return Mire Watchtower to its owner's hand.
: Add 
or 
to your mana pool. or to your mana pool.: Return Mire Watchtower to its owner's hand.
