Rot Grub Wurm

Deathtouch.
When Rot Grub Wurm enters the battlefield it
fights target creature. If a creature dealt damage
by Rot Grub Wurm dies, put a +1/+1 counter
on Rot grub Wurm.
Ferric fought off the enourmous mouth for longer than
he could expect, but not as long as he could hope.