Hi there!
I'd be very interested in this. Here's kind of an informal list of stuff I could offer (there are a few things like Pocky & Rocky 2 and Magic Knight Rayearth that are way outside of the ballpark, but I'm going to leave them in there just in case you have a hankering to spend cash in addition to trading):
NES:
Whole System
SNES:
Act Raiser Box-Only
Animaniacs CIB (decent shape)
Lion King CIB (box is pretty beat-up)
Pocky & Rocky CIB
Pocky & Rocky 2 CIB (obviously worth a LOT - planning on ebaying soon, and would require a LOT to deter me from that)
Secret of Evermore Cart-Only
Street Fighter II Turbo Edition CIB (really nice shape)
Virtual Bart CIB (including poster, I believe)
N64:
Jungle Green System with matching controller (and cables) and expansion pack
Expansion Pack
Mario Kart 64 (cart, manual, box, tray)
GC:
Gameboy Advance Player
Spyro: Enter the Dragonfly (CIB)
Spyro: A Hero's Tail (CIB)
Wii:
FlingSmash Sealed
Kirby's Epic Yarn Sealed
Legend of Spyro: Dawn of the Dragons
Legend of Zelda: Twilight Princess CIB
Super Mario All-Stars CIB (box is beat-up)
Super Mario Galaxy CIB
Super Smash Bros. Brawl CIB
Wii U:
Gamecube Adapter (brand-new)
Legend of Zelda: The Wind Waker HD
Lego Marvel Super Heroes (sealed)
Mass Effect 3 (sealed)
GB:
Super Mario Land 2 cart, box, manual (missing tray, box fairly beat up)
GBA:
Donkey Kong Country 3 Advance
Pocky & Rocky & Becky CIB
DS:
Blue Dragon Plus
Dragon Quest V CIB
Legend of Spyro: The Eternal Night
Legend of Spyro: Dawn of the Dragons
Pokémon Conquest
3DS:
Majora's Mask New 3DS XL System
Red New 3DS XL System
Castlevania: Lords of Shadow Mirror of Fate
Wreck-It-Ralph
Amiibo:
Little Mac NIB NA
Ike NIB EU
King Dedede NIB NA
PSX:
Contra Legacy of War CIB (missing 3D Glasses)
Dragon Warrior VII CIB
PS2:
Dragon Quest VIII Sealed (box has some where on edges)
Legend of Spyro: A New Beginning CIB
Legend of Spyro: The Eternal Night CIB
Persona 3 Disc + Collector's Edition Art of Persona 3
PS3:
Little Big Planet CIB
Marvel Ultimate Alliance 2 Sealed
Sega Saturn:
Magic Knight Rayearth CIB (amazing shape)