Peleas's Sword

Whenever this item enters the battlefield, you may search your deck and/or graveyard for a Peleas Planeswalker, reveal it, and put it in your hand.
Equipped creature gets +3/+3 and first strike.
{g}{g}:Put a +1/+1 counter on target creature, then proliferate.
Whenever a werewolf you control enters the battlefield, you may attach Peleas's Sword to it.
This item can only be equipped by a werewolf.