Kate Bishop and Natalia (and eventually Sonja)
"Oh, it's fine! She's fine. Lucky's pretty much a furry push over." Lucky, despite being blind in one eye, could definitely hold his own as Kate had seen in the past.
"He likes meeting new people. Especially nice people." Which Lucky had already decided Natalia was. He had plopped down on the ground beside the little one, already ready to protect her.