Siege, Pack-Tamer

Wolves and Werewolves you control get +1/+1
and have haste and vigilance
{r}{r} Tap a wolf or werewolf you control, it
fights another target creature. That creature
becomes a werewolf in addition to its other types
( This effect doesn't end at the end of the turn )
{w} Regenerate target werewolf, then,
if you don't already, gain control of it.