Ah, but see... it's very effective against incoming snow attacks. [He grinned.] It's not a real fort. It's just for fun.
[He tossed the snowball in his hand a few more times, watching it, and then grinned. Retaliation or not, he was going to get her to lighten up. He didn't throw it hard, but enough that it broke apart on impact and sprayed snow in a few different directions.]