Nightkin Ambusher [Fallout]

Set: Fallout Type: Creature — Mutant Warrior Rarity: Uncommon Cost: {2}{U}{B} Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)When Nightkin Ambusher enters the battlefield, target player gets four rad counters.Nightkin Ambusher can't be blocked as long as defending player has a rad counter.