Killer Instinct Gold

All options:
Press Z, B, A, L, A, Z when a character profile appears during the story introduction. A voice will say "Perfect" to confirm correct code entry.

Enable all costume colors:
Press Z, B, A, Z, A, L when a character profile appears during the story introduction. A voice will say "Welcome" to confirm correct code entry. Press Up or Down at the character select screen to display all available colors.

Fight as Gargos:
Press Z, A, R, Z, A, B when a character profile appears during the story introduction. A laugh will confirm correct code entry. Gargos will be accessible in the character selection screen. Note that Gargos cannot be selected in training and focused training modes.

Fight as Gold Gargos:
Press Z, A, C-Right, C-Left, R, B when a character profile appears during story introduction. A voice will say "Gold" to confirm correct code entry. Gold Gargos will accessible in the character selection screen. Note: Gold Gargos cannot be selected in arcade mode.
Information in this section was contributed by jesus.

Display ending credits:
Press Z, L, A, Z, A, R during when a character profile appears during the story introduction. The credits that are normally shown only after winning the game will be displayed.

Random character select:
Hold Up and press Start when selecting a character. Note: This also may be used in team or team elimination modes.

Random team select:
Select team mode, choose the number of team members, then hold Down and press Start.

Master difficulty:
Successfully complete the game under the extra hard difficulty setting.

View the high score screen:
Press Z at the main menu.

Hint: Freeze opponent:
Complete a knock off move, then repeatedly press any attack button to stop your falling opponent in mid-air.

Hint: Gargos Fly:
Jump and continuously press C-Left + C-Right + C-Down.
Information in this section was contributed by Ult9636645.

Hint: Cinder: Blow out fire:
Select Cinder and battle with him. When the character is about to die and the red screen appears, step back a short distance and quickly press Back(3), Y. Cinder will blow out fire.
Information in this section was contributed by Eli Menezes.

Hint: Stay in Sky stage:
Begin game play in two player arcade mode with both players selecting the Sky stage. Intentionally have one player lose a life and let the continue timer expire. The remaining matches in the game will always happen on the Sky stage.

Hint: Riptor cameo:
Choose Tusk. When performing the Dinosaur Dinner fatality, the head of the dinosaur that bites your opponent is Riptor's, the dinosaur from the first and second Killer Instinct games.
Information in this section was contributed by Cole Collinson.

Hint: Similarities:
When choosing characters in certain colors, some of them resemble characters from the first Killer Instinct.
Information in this section was contributed by Louie.

Spinal in dark red: Original Spinal look-a-like.

Glacius in gold: Cinder look-a-like.

Fulgore in dark black: Original Fulgore look-a-like.

Level and music select:
Press one of the following button combinations when selecting a character in two player mode. The first player to enter a combination will choose the level. The second player will choose the background music.

Code	Level or Background Music
Up + QP	Wolf Castle
Down + QK	Bridge
Up + QK	Stonehenge
Down + QK	Dojo
Up + MP	Jungle
Down + MP	Dungeon
Up + MK	Museum
Down + MK	Spinal Ship
Up + FP	Space Ship
Down + FP	Street
Up + FK	Helipad
Down + Z	Sky Stage

Note: To play in the Sky Stage, both players must press the Down + Z combination.

When you choose Gargos in his shadow color, he will instead be in a mix of gold and silver.
Information in this section was contributed by Louie.

When you choose Gargos in his gold color, he will instead be in a slightly darker version of his blue color.
Information in this section was contributed by Louie.