Takahedra, Wurmcaller

{1}: Create a tapped and attacking 1/1 green wurm creature token. Activate only during your combat phase, and only once per turn.
Whenever a nontoken creature you control dies,
create a 1/1 green wurm creature token.
Nontoken wurms you control gain +1/+1 for
each token wurm you control.
"Arise, my children! Together, we'll consume the earth,
and nothing will stand in our path!"