Press Run + II as Bravoman is dying. Alternatively, hold Run after dying. A message stating that the life meter has been refilled will confirm correct code entry.
Begin game play and collect 10,000 points (exactly). Intentionally lose the game and wait for the title screen to appear. Then, press Up, Right, Down, Left, II, Select, II, Select. The continue counter will display infinite to confirm correct code entry.
Bravo Kombat mini-game
Repeatedly tap II, Select at the title screen until the mini-game begins. A list of all fourteen of the game's Bosses will appear. Press I to select one of those characters as your opponent.
Continue with luck symbols
Jump past the Lottery Man at the end of the level.
Locate the second set of two stacked pipes in level 9. Enter the bottom tube to get an extra life in a multi -dimensional area. Crawl inside the statue in the middle of level 20 to find another extra life.