(: Add or to your mana pool.)
Fetid Flats enters the battlefield tapped.
: Fetid Flats becomes a 2/1 black and white Zombie creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Fetid Flats becomes a 2/1 black and white Zombie creature until end of turn. It's still a land.
