I own the US Neo Geo Cart system with these games in my stash:
Magician Lord (US)
Samurai Shodown (US)
Samurai Shodown II (Japanese)
Crossed Swords (US)
Baseball Stars II (US)
Super Baseball 2020 (US)
Soccer Brawl (US)
Ninja Combat (US)
Blue's Journey (US)
Thrash Rally (US)
King Of Fighters '94 (US)
King Of Fighters '95 (US)
King Of Fighters '96 (Japanese)
King Of Fighters '97 (US)
King Of Fighters '98 (Japanese)
King Of Fighters '99 (US)
Kabuki Klash (Japanese)
World Heroes Perfect (US)
Agressors Of Dark Combat (US)
Real Bout Fatal Fury (Japanese)
Real Bout 2 (Japanese)
Garou: Mark Of The Wolves (US)
Kizuna Encounter (Japanese)
Galaxy Fight (US) - currently on hold for someone else...
At one time, I owned:
Samurai Shodown III (US) - sold at an auction on the mailing list
Voltage Fighter Gowcaiser (US) - traded for Real Bout 2 and some $$$
World Heroes II Jet (Japanese) - given to a friend with his first cart set-up
Cyber Lip (US) - ditto
Soon to own:
King Of Fighters 2000 (Japanese) (NCS)
Real Bout Fatal Fury Special (Japanese) (Super Sellers)
Would like to own:
Ninjamasters
Last Blade
Last Blade II
Breakers
Breaker's Revenge
Samurai Shodown IV
Aero Fighters II
Magical Drop III
Waku Waku 7
Also have the NGPC with SNK vs. Capcom: Match Of the Milennium & Gals Fighter.
Gee, you think I like fighting titles???