Ferir, God of the Pack

Deathtouch, haste, trample
When you attack with 3 or more wolves,
draw a card and create a 2/2 green/black/red
wolf either deathtouch,haste, or trample.
{3}, sacrifice a creature: target wolf you control
gets +4/+0 and gains deathtouch,trample
or haste until end of turn.