Rat King

Deathtouch
Rat King comes into play with X +1/+1 counters
on it.
Remove a +1/+1 counter from Rat King, create
a 1/1 black rat token with deathtouch.
When Rat King is sent to the graveyard from
play, create a 1/1 black rat token with deathtouch
for each +1/+1 counter on Rat King.