Here is my updated list of trades.
2600:
Asteroids (with a beat up box)
Barnstorming
Baseball (real Sports)
Bowling
Combat
Defender
Demons to Diamonds (missing end label)
Dig Dug
Donkey Kong
Donkey Kong Jr.
E.T.
Football
Frogger
Frogs and Flies
Haunted House
Home Run
Jungle Hunt
Laser Blast
Maze Craze (no end label)
Missile Command
Night Driver
Pac Man
Pitfall (ripped label, bad condition)
Phoenix (no end label)
Robot Tank (no end label)
Space invaders
Space Jockey
Space War
Street Racer (no end label)
Super Breakout
Venture
Yars Revenge (not the one I won on here)
5200:
Pac Man
7800:
Asteroids
Pole Position II
Ti-99:
Alpiner
Intellivion:
Loose games
Astrosmash
Major League Baseball
Baseball
Bowling
Las Vegas Poker and Blackjack
Boxed games are
B-17 Bomber (with overlays and manual)
Astrosmash (with overlays and manual)
Space Armada (with overlay and manual)
Space Battle (with manual)
Star Strike (with manual on overlays)
Some of the boxes are beat up, but if anyone is interested I can take pics.
Colecovision:
Donkey Kong
Zaxxon