Each subsequent clear of the game rewards you by unlocking entire sets of characters at once. For example, finishing the game might unlock all playable characters from the Captain Commando series.

, double jump, and attack immediately without fighting any enemies. Press Up + Attack to unlock the first tier. Press Down + Attack to unlock the second tier. 3. Quick Unlock Alternatives

Even with the correct method, things can go wrong. Here are the top three issues and fixes:

You can download a "100% Save File" (often a Saves.zip or specific .sav file) from community sites like Speedrun.com and place it in the game's save directory.

In some versions (like V4.0), you can reveal additional hidden characters by starting a normal game, kicking the sign in the

Technical tutorials suggest you can also unlock everyone by editing the game's internal data files using a text editor (setting background data "BGS" to 10 or 11).

Many players spend weeks grinding arcade mode. But if you want the Ultimate experience immediately, you need a strategy.