Krenko, Corrupted Kingpin

Ward {2}, Toxic 1
At the beginning of combat on your turn, put a
+1/+1 counter on target goblin.
It gains Toxic 1 until end of turn.
Corrupted — At the beginning of your end step,
create a number of 1/1 red Goblin creature tokens equal to
Krenko’s power.
This creature's power is equal to the number of goblins you control.