Nash, Undead Operative

Flash, Kicker {u}{x}
When Nash, Undead Operative enters the battle-
field, if it was kicked, counter target noncreature
spell with converted mana cost X and put two
+1/+1 counters on this creature.
Remove a +1/+1 counter from this creature: This
creature can't be blocked until end of turn.
"Your desire to live is what shackles you."