(: Add or to your mana pool.)
Flagstones Key enters the battlefield tapped unless you pay .
: Flagstones Key becomes a 0/4 white and blue Knight creature with defender until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
.: Flagstones Key becomes a 0/4 white and blue Knight creature with defender until end of turn. It's still a land.
