The knife hit its mark, embedding itself into his armor, but not piercing it. David gripped the Dark-Drinker in his left hand as he tore out the blade with his right. He dropped the knife. A bit of his light sparked in his right hand, sparking with lightning. "Oh no..." he muttered. He closed his hand to stop it. Then he threw the bit of Arc Light away from him and at the assassin. The light would crackle, as it made a loud bang and flashed loudly. His first flashbang.