Obi-Wan, Loyalist

: Whenever you attack with two or more non-Obi-Wan creatures, put a +1/+1 counter on each of those creatures.
+2: Until end of turn, Obi-Wan, Loyalist becomes a 5/5 white Jedi creature that's still a planeswalker. Prevent all damage that would be dealt to him
-9: Exile Obi-Wan, Loyalist and each creature your opponents control.