Artemis wasn’t sure if knowing that her new quaternion member was the batpony master of assassins would have made things any less stressful twelve days ago. Probably just the opposite. At the time she’d met Ebonshield, Artemis didn't even know the batpony was an assassin at all! Still, it puts some things in perspective -- like why the Hatcheteers took Ebonshield's threat seriously on that first trip down.