Waterpaw is a blue-gray she-cat with amber eyes and a black splash on her forehead.
- She is born to Shadowheart with her siblings, Stormkit, Windkit, Crookedkit and Rainkit. It is noted that she fidgets a lot, and is quite competitive and has a temper.
- She later stalks and pounces on Stormkit, startling him. She plays with Rubystar and Spiderstep. She says she wants Rubystar to be her mentor, and so does Stormkit. She suggests Spiderstep for Stormkit.
- She later grumps about Dapplekit not saying 'hi' to her.
- Can be a bit grumpy and complains when she is being squished or compressed. Shadowheart was trying to protect her when she complains that she cannot breath and that she needs room. Shadowheart agrees and losens the grip of her kits by relaxing her tail.
- She and her littermates recieve their apprentice names: Waterpaw, Crookedpaw, Rainpaw and Windpaw. She recieves Rubystar as a mentor.
- She is later seen training with her siblings. Waterpaw is a bit annoyed by Windpaw. This arguement gets worse during the training session.
- She and her siblings are later made warriors.
- Shadowheart - Living
- Rainfall - Living
- Shadowfeather - Living
- Thistlekit - Living
- Acornkit - Living