SNK has announced a new Metal Slug game for the PSP. This is yet another one in the ten year old franchise, and will feature new paths, 70 mini-games, Combat School mode, new characters, 2-player co-op via the Ad Hoc mode. It a weird twist, though, the game seems to be using a 4:3 aspect ratio.
The game comes out on December 23rd, 2009. Stay tuned on GamingBolt.com for more news and updates.