Serra, Armageddon Arbiter

: As Serra enters the battlefield, put a number of loyalty counters on her equal to the number of lands you control, then exile all lands.
0: If target opponent controls more lands than you, return a card you own exiled with Serra to the battlefield. You gain 1 life.
-4: Create a 4/4 white Angel creature token with flying and vigilance. Each opponent returns four cards they own exiled with Serra to battlefield.