I have a NES, SNES, N64. GCN, Wii, Wii U, PS2, GB, GBA, DS, DS lite, DSi and 3DS.
Wow we are pretty similar then
Do you have online on the Wii U yet?
I made a group for Wii U owners here: Wii U Owners - Dungeon Gaming Network
As for recommendations:
SNES: Donkey Kong Country 2, Super Mario World
N64: DK64, Banjo-Kazooie, Super Mario 64, Mario Kart 64.
Wii: Twilight Princess, Super Mario Galaxy 1&2, Skyward Sword.
PS2: Ratchet and Clank 3.