Experiment Squ1rr3l

Experiment Squ1rr3l enters the battlefield with
X nut counters on it. Experiment Squ1rr3l's
power and toughness are both equal to the
number of nut counters on it.
Remove a nut counter from Experiment
Squ1rr3l: Create a 1/1 green squirrel creature
token.
Sacrifice another Squirrel: Put a nut counter on Experiment Squ1rr3l.