The Shadowguard Assassin targets a random player, vanishing into the shadows then reappearing behind them to deliver a devastating strike infused with Shadow energy, If «condition diff16»: inflicting 12 Shadow damage and an additional 4 Shadow damage every 1 sec sec for 30 sec to all players within the impact area.; otherwise: inflicting 12 Shadow damage and an additional 4 Shadow damage every 1 sec sec for 30 sec.