" Tigerclaw emerged from behind the kitten, holding the moss ball between his teeth. He carried the ball over to the kit and dropped it by Cloudkit’s fluffy white paws. “Be careful,” he growled. “You wouldn’t want to lose such a precious plaything.” As he spoke, the dark warrior stared at Fireheart over Cloudkit’s head. Fireheart shivered. What did Tigerclaw mean by that? He seemed to be talking about the moss ball—but did he really mean that Cloudkit was a plaything? "

― Erin Hunter , Fire and Ice (Warriors, #2)