Xi, the Shepherd

+1: Put up to one loyalty counter on another target planeswalker. Prevent all damage that would be dealt to it as long as you control Xi.
-1: You may activate the abilities of another target planeswalker you control an additional time this turn.
-3: Put three loyalty counters on target permanent. It becomes a planeswalker with ''-1: Create a 0/1 white Goat creature token.''