Callous Knotling

When you cast Callous Knotling, choose one:
•Put a +1/+1 counter on another creature.
•Callous Knotling enters with a +1/+1 counter
and gets -0/-1 for as long as that counter remains
on Callous Knotling.
•Create a 1/1 green Saproling creature token. It
and Callous Knotling both have defender for as
long as you control both of them.