Starlight, Unbound

Flying.
Cannot be countered.
The first time each turn an opponent casts a
spell or activates an ability that targets Starlight, Unbound, counter that spell or ability.
Whenever you cast an instant or sorcery, draw a
card and put a +1/+1 counter on Starlight,
Unbound, maximum of three +1/+1 counters.
Remove three +1/+1 counters from Starlight,
Unbound. Exile target permanent an opponent controls.