Sound test:

Successfully complete the normal games, then finish the Arena.
A sound test option will become available.

Reduced damage:

Pause game play in any level except for...

Custom Mode:
During the game Hold down A + B + X + Y on controller 2 and
then reset the game. When you get to the main menu go into
the Options screen and a new Custom Menu should appear.[...

Extra courses:

Earn a medal in all eight courses to select extra courses
during a two player game. Earn a gold medal in all eight courses
to select extra courses during a single player...

Sound Room and Dance Select:
If you complete all EXTRA courses with a silver or gold medal (you
have to have already completed all regular courses with a silver or
gold medal) two new item...

Hidden options:

Hold A + B + X + Y on controller
two and reset the SNES. Continue to hold the buttons and choose
the options selection, then the custom selection. Several new
selec...

Выборочный режим

Во время игры зажмите A + B + X + Y на втором контроллере и перезагрузите
игру. Если все было сделано правильно, то в главном меню появится новый выборочный режим.

Boss battle:

Defeat the last Boss to enable the "B" selection
on the options screen. Choose this option to begin a battle with
all six Bosses in order, with one life, and no...

Секретная комната
В седьмом мире на втором этапе расположена секретная комната.
Взлетите над выступом и вы телепортируетесь к 4 мини-боссу на уровне.
После победы над пятым мини-боссом Fir...

Extra Game:
Beat the game with 100%

Sound Test:
Beat the regular game and Extra Game with 100%

Bonus Games:
Beat the Egg Throw, Crane, and Quick Draw to get them on the start...

Bonus games
Successfully complete the game and save the game. An option to play the bonus games will appear when selecting that saved game from the title screen.

Extra Game
Successfull...

Бонус-игры:
Успешно пройди игру и сохрани ее. Чтобы открыть меню с бонус-играми загрузи игру с титульного экрана.

Дополнительная игра:
Пройди игру со 100% рейтингом.

Тест звука:...

Unlock Extra Mode
To unlock Extra mode, get 100% on normal. In Extra mode everything
is the same except you only have 3 health units.

Easily Defeat The First Nightmare
The first Nig...

Boss Mode:
Finish the game once and you will be able to play boss mode. It will be in the
fourth option at the mini-game select screen. Boss mode allows you to play all
bosses with only 6 ...

Легкие жизни:
Вы можете заработать девять жизней на "Dash. Jump." мини-игре приземляясь
в маленьком углу в конце. Приземляйтесь между 3300 и 3400, чтобы заработать
девять жизней....

Easy lives:
You can earn nine lives on the Dash! Jump! mini-game by
landing in the small space at the end. Land between 3300
and 3400 to earn nine lives. It is easiest with Meta Knight.[br...

Bonus mini-games:
Successfully complete the indicated task to unlock the
corresponding mini-game:

Dyna Blade: Successfully complete Spring Breeze.
Gourmet Race: Successfully complet...

Unlock Boss and Cake:
By completing the game you can unlock Boss Endurance mode for Minigame
and a Cake for your collection

Unlock Time Attack mode:
Collect all 120 chests throughou...

Master code:
Press A, B, SELECT at the titel screen and a kirby will apear and blow up after the blast you can create a player level (create your level)

Bonus modes:
Collect all crystals in the game until the status on the saved game selection screen is at 100%. Options for boss battles and a intermission scene display will be unlocked.

F...

Sound Test:
Find the CD Treasure (Find Musical Scores to unlock new tunes in it).

Use Metaknight's Sword:
Defeat the final bosses.

Boss Rush Mode:
Get 100% on a file.
...