Hidden Antler already had an arrow knocked when the phantom cats approached. He watched carefully as the 4 cats started to approach, then fired his arrow at the cat nearest to Aurora. Without pausing to see if the arrow hit, he takes a step forward and yells, hoping to make them all focus on him so that Aurora and the others are safer.
((My phone isn't letting me access Random.org. Could someone roll the dice for for my bow for me? Thanks.))