Distracted Shepherd

When Distracted Shepherd enters the battlefield,
you may pay {w}. If you do, create a 1/1 white
Dog creature token with vigilance.
At the beginning of your end step, each player controlling an untapped nonsnow land may pay {1}. If they do, they create a 0/1 white Sheep
creature token.
Tap an untapped Dog you control: Gain control
of target Sheep creature.