Marty K whipped an Action Replay code that converts European signals to NTSC, subsequently making Battle & Chase fully playable on North American PlayStations. The only real drawback is a small part of the screen gets cut off, but other than that, it's perfect. The code below:
Previously, the only method of fixing B&C was to burn a copy of the game and a patch onto a CD-R; a somewhat dangerous method as commercial CD-Rs can damage the PSX's laser.
Happy gaming! Thanks, Marty.