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