Dragonscale General

At the beginning of your end step, bolster
X, where X is the number of tapped
creatures you control. (Choose a creature
with the least toughness among creatures you
control and put X +1/+1 counters on it.)
"Look, everyone! *This* is what hatred looks like!
This is what it does when it catches hold of you!
It's eating me alive, and very soon it will kill me!"