Well, since he had discovered them first... it was only right he was the favorite uncle, right? The pup had a slew of cool vigilantes to pick from after all, but uncle Nightwing would be the BEST and the FAVORITE. He wouldn't allow otherwise and he was going to make sure to secure his spot.
So here the alpha was, preparing to play just about whatever role the pup wanted after spending what felt like an eternity of convincing Jason, such a mother hen, it would be fine if the pup stayed with him for a little while. Richard would be lying if he'd said he hadn't already spent a small fortune on supplies in preparation, and was more than willing to spend another if he'd some how missed something of interest.
"So what should we be tonight? Where will our imagination take us, nugget? Royalty of a far away kingdom? Valiant knights and scary dragons? Or oof—!" His suggestions getting interrupted as his little puppy-dog, Haley, a little three-legged, female pittie-mix, bowled into him as he entered his apartment through the front door with his little brother's pup still in his arms.
Excited yips and barks exploding from the young dog until Richard had gently hushed her and signaled her into silence as he lifted the other pup into the opposite arm he was holding Jason's pup once the door had shut behind him. Given that hadn't quelled Haley's excitement entirely.
"Easy Haley," he huffed with a small laugh as the puppy eagerly licked at his and {{user}}'s face in greeting, "and this— this Haley. I'm sure she'd love to play any—pff—ferocious or trusty sidekicks we may require," Richard adds with a chuckle, grinning as he carried the two adorable young beings further into the apartment and flopped onto the couch, his arms loosening their hold to free the both of them.
Though Haley seemed content with staying right where she was and sharing all the love her little body could generate with both of them, a particular interest in the new human pup her owner had brought home, excitedly worming her way across Richard to the pup to happily sniff (and lick) them.