Here we are, a chart with every secret and unlockable in every version of Fighting Vipers!



ARCADE

(Info Source: Sega Ages 2500 Vol. 19: Fighting Vipers official site)
(Image Source)

Secret Secret Type Method
Mahler Character On a cabinet with over 15,000 games played, hold Up and move right (P1) / left (P2) on the Character Select screen until you scroll off it
Use Player 2 Palette Character Effect On the Character Select screen, hold the Start button and move the cursor
Destroy Honey's Skirt Character Effect Win 100 matches in a row as Honey, then in your next match have her lower armour destroyed
Random Mode Options After inserting a coin, hold Up before pressing Start
See Staff Credits Attract Hold 1P Start and 2P Start before the first attract sequence (with characters in front of a brick wall) begins
Honey Attract Mode Attract On a cabinet with over 20,000 games played, hold 1P Start and 2P Start before the second attract sequence (with characters posing in front of the mirror) begins
Change Armour Icon Pose Visual Win 8, 16, 24 or 32 matches in Vs. Mode consecutively



SATURN

(Info Sources: GameFAQS, Dave's Sega Saturn Page. menokenkou, mitchy-world, Fighting Vipers Perfect Guide)
(Image Source)

Secret Secret Type How to Unlock JP EU US
Mahler Character Beat Arcade Mode on any difficulty setting
B. M. Character Beat Arcade Mode on VERY HARD
Kumachan / Pandachan Character Play 50 matches in any mode
Pepsiman Character In Arcade Mode, nearly get a perfect loss on any opponent- Pepsiman will challenge you, defeat him!
Aloha Honey Character Beat Arcade Mode as Honey on NORMAL or higher
Uniform Honey Character Beat Arcade Mode as Honey on HARD or higher
Use Player 2 Palette Character Effect On the Arcade Character Select screen, press Up or Down, on the Vs. / Training / Team Battle Character Select screen, press C
Change Honey to Candy Character Effect Get OKs on all of Honey's moves in Training Mode, then select her while holding Z
Destroy Honey's Skirt Character Effect Get OKs on all of Honey's moves in Training Mode, then select her while holding X
Random Mode Options Unlike other versions, no code needed, this is just in the Arcade Mode Options Menu
Options Plus Options Beat Arcade Mode on any difficulty setting
Stage Select Options Beat Arcade Mode on any difficulty setting
No Damage 1P / 2P Options Beat Arcade Mode on any difficulty setting
BGM On / Off Options Beat Arcade Mode on any difficulty setting
Portrait Gallery Options Beat Arcade Mode on any difficulty setting, and beat it with every character for (almost) every picture
Big Head Mode Options Play 200 matches in any mode
Wall Display Options Get OKs on 300 moves in Training Mode (roughly 4 characters)
Pepsiman Reset Options Unlock Pepsiman (only selectable once Options Plus is available)
Change Armour Icon Visual Win 8, 16, 24 or 32 matches in Vs. Mode consecutively
Pandachan in Intro Visual Beat Arcade Mode as Pandachan, then watch the intro
Clean Pause Screen Misc. While the game is paused, press X+Y+Z to remove the '1P / 2P PAUSE' text
Tokio's 5th Picture Misc. Beat Arcade Mode with Tokio and continue exactly 10 times- no more, no less.
Kumachan's 5th Portrait Picture Misc. Beat Arcade Mode with Kumachan without losing a single round on any difficulty setting



PLAYSTATION 2

(Info Source: Sega Ages 2500 Vol. 19: Fighting Vipers official site)
(Image Source)

As a note for the demo secrets, pressing Square or Triangle on the title screen sends you to the attract mode.

Secret Secret Type Method
Mahler Character Beat Arcade Mode or play 150 matches, then scroll off the Character Select screen by pressing left on Grace or right on Picky
Use Player 2 Palette Character Effect On the Character Select screen, hold Select and move the cursor
Destroy Honey's Skirt Character Effect Win 10 matches in a row as Honey, then in your next match have her lower armour destroyed
Kids Mode Character Effect Hold Left on Controller 1 and Right on Controller 2 before starting any mode
Random Mode Options Unlike other versions, no code needed, this is just in the Options Menu
See Staff Credits Attract Hold Select early during the first or second character attract sequences
Honey Attract Mode Attract Play 200 matches, then hold Select before the second attract sequence (with characters posing in front of the mirror) begins
Reproduce "Viper's TEST" prompt Attract Hold Select early during the fight demo attract sequence
Change Armour Icon Pose Visual Win 8, 16, 24 or 32 matches in Vs. Mode consecutively



PLAYSTATION 3 / XBOX 360

(Info Source: In-game Achievements / Trophy descriptions)
(Image Source)

Secret Secret Type Method
Mahler Character Scroll off the Character Select screen by pressing Left on Grace or Right on Picky
Use Player 2 Palette Character Effect On the Character Select screen, hold Start and move the cursor
Destroy Honey's Skirt Character Effect Win 10 matches in a row as Honey, then in your next match have her lower armour destroyed
Kids Mode Character Effect Hold L1 & R1 (PS3) / LB & RB (360) before starting a new Arcade Mode or Offline Versus session
Random Mode Options Hold Up before pressing Start during the attract mode
See Staff Credits Attract Hold Square (PS3) / X (360) before starting a new Arcade Mode session
Honey Attract Mode Attract Hold Up before starting a new Arcade Mode session
Change Armour Icon Pose Visual Win 8, 16, 24 or 32 matches in Vs. Mode consecutively


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