Blightwurm

Menace

Whenever Blightwurm is dealt damage, you may create
that many 1/1 black and green Pest creature tokens with
"When this creature dies, you gain 1 life."

Swampcycle {2}, Forestcycle {2} (You may pay {2} and
discard this card to search your library for a Swamp or
Forest card, reveal it, and put it into your hand. Then
shuffle your library.

"Its very presence corrupts the land, leaving a trail of
desolation in its wake."