Bristlehide Bear-Cloak

You may sacrifice a bear you control rather than
paying Bristlehide Bear-cloak's mana cost. If you
do, put X +1/+1 counter's on it, where X is the
power of that creature
equip {2}
Equipped creature gets +X/+X, where X is the
number of +1/+1 counters on Bristlehide
Bear-cloak.
Equipped creature has {g}{g}: This creature gets
+2/+2 and trample until end of turn.