From Dream Cancel Wiki
To play classic Neo Geo titles, which are unavailable on PSN or XBox LIVE, online (such as kof, garou rb2, aof, last blade etc):
For matchmaking use the Dream Cancel toolbar chat found at the bottom of each page on the site.
For online events and gatherings, see http://dreamcancel.com/forum/index.php?board=64.0.
Ultimate Opponent Lookup
Reach out to DC'ers near you for some thrilling online battles. Drill down to who you need to find by searching on your game of choice, platform and region to find out who's nearby.
- Ex. KOF XIII Netplay > Live KOF XIII > North America Live KOF XIII > US South Live KOF XIII > Texas Live KOF XIII
(other games will be made available by popular demand)
To get onto the lookup, post your info to Building a better online player listing
Below is the listing of all Dream Cancel members who play SNK games online. The list can be sorted by game, network and location using the category listings at the bottom of each page.