Dewitt, Destroyer of Gophers

Dewitt, Destroyer of Gophers enters the battlefield with X +1/+1 counters on it.
When Dewitt, Destroyer of Gophers enters the battlefield, destroy up to X target gophers.
{u}{b}{t}: Put a CO counter on up to one target creature.
If any creature has a CO counter on it, that creature cannot attack or block. If any creature has two or more CO counters on it, that creature is sacrificed.