I also got a Pokeball Plus, so I have Mew as well.  Current team after just beating Brock is Metapod, Spearow, Nidoran M (named Mithradates6 after the 'Poison King' Mithradates VI), Mew, Oddish, and Pikachu (Chuuliette, because kinda like Juliet and I thought it was cute)