Worgen racial pet ? IMHO already there... worg pup and wolvar pup do the job very well. I'd like to summon several pets at once (maybe only for a short time with cooldown just in case Blizzard fears the servers might get overrun by pets). For exampe I've got all 4 crokilisks. Or summon all baby rapt...

5 chars visiting the Grinch every day - got my 2nd Lumpy today (but not on main).

I've got enough Clockwork Rocketbots to build an army.

Well... it took me 5 years to get the flying horse from the headless rider...