Ursaring

You may sacrifice a creature named Teddiursa rather than pay this spells mana cost.
Protection from Spirits, rampage 2 (Whenever this
creature becomes blocked, it gets+2/+2 until end of
turn for each creature blocking it beyond the first.)
Ursaring gets +2/+0 and has first strike as long as
it has an Aura or counter attached to or on it.
{p/c}: Ursaring gets +1/+0 until end of turn.