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The King of Fighers '98 UMH

Index

Game Specific Info


Game ID	`kof98umh`
Original ROM Name	`kof98umh.zip`
SHA256 Checksum	`beb7bdea87137832f5f6d731fd1abd0350c0cd6b6b2d57cab2bedbac24fe8d0a`
Search Keywords	`The King Of Fighters '98: Ultimate Match HERO`, `kof98umh`, `allmyroms`
Game Resolution (H X W X C)	240px X 320px X 3
Number of Moves and Attack Actions (Without Buttons Combination)	9, 9 (5) Moves (0-8): No-Move, Left, Left+Up, Up, Up+Right, Right, Right+Down, Down, Down+Left Attacks (0-8): (No-Attack, Weak Punch, Weak Kick, Strong Punch, Strong Kick), Weak Punch + Weak Kick, Strong Punch + Strong Kick, Weak Punch + Weak Kick + Strong Punch + Strong Kick, Weak Punch + Weak Kick + Strong Punch
Max Difficulty (1P Mode)	8
Number of Characters (Selectable)	45 (43)
Max Number of Outfits	4
Number of Stages (1P Mode)	7

Game Specific Settings

Key	Type	Default Value(s)	Value Range
`difficulty`	`int`	6	[1, 8]
`characters`	`str` or `tuple` of maximum three `str`	(`Random`, `Random`, `Random`)	Kyo, Benimaru, Daimon, Terry, Andy, Joe, Ryo, Robert, Yuri, Leona, Ralf, Clark, Athena, Kensou, Chin, Chizuru, Mai, King, Kim, Chang, Choi, Yashiro, Shermie, Chris, Yamazaki, Mary, Billy, Iori, Mature, Vice, Heidern, Takuma, Saisyu, Heavy-D!, Lucky, Brian, Eiji, Kasumi, Shingo, Rugal, Geese, Krauser, Mr.Big
`char_outfits`	`int`	1	[1, 4]

Extended game settings

Key	Type	Default Value(s)	Value Range	Description
`fighting_style`	`int`	0	[0, 3]	Selects the fighting style. 0: Random, 1: Advanced, 2: Extra, 3: Ultimate
`ultimate_style`	`tuple` of three `int`	(0, 0, 0)	[0, 2] X [0, 2] X [0, 2]	Selects details about ultimate fighting style for Dash, Evade and Bar features. 0: Random, 1: Advanced, 2: Extra

characters, char_outfits, fighting_style and ultimate_style need to be provided as tuples of two elements (the first for P1 and the second for P2) when using this environment in two players mode.

Action Spaces

Type	Attack Buttons Combination	Space Size (Number of Actions)
Discrete	Not active	9 (moves) + 5 (attacks) - 1 (no-action counted twice) = 13
Discrete	Active	9 (moves) + 9 (attacks) - 1 (no-action counted twice) = 17
MultiDiscrete	Not active	9 (moves) X 5 (attacks) = 45
MultiDiscrete	Active	9 (moves) X 9 (attacks) = 81

Observation Space

Some examples of The King of Fighters '98 Ultimate Match RAM states

Global

Key	Type	Value	Description
`frame`	Box	[0, 255] X [240 X 320 X 3]	Latest game frame (RGB pixel screen)
`stage`	Box	[1, 7]	Current stage of the game

Player specific

Key	Type	Value	Description
`ownSide`/`oppSide`	Discrete (Binary)	[0, 1]	Side of the stage where the player is 0: Left, 1: Right
`ownWins`/`oppWins`	Box	[0, 3]	Number of rounds won by the player
`ownChar1`/`oppChar1`	Discrete	[0, 44]	Index of first character slot 0: Kyo, 1: Benimaru, 2: Daimon, 3: Terry, 4: Andy, 5: Joe, 6: Ryo, 7: Robert, 8: Yuri, 9: Leona, 10: Ralf, 11: Clark, 12: Athena, 13: Kensou, 14: Chin, 15: Chizuru, 16: Mai, 17: King, 18: Kim, 19: Chang, 20: Choi, 21: Yashiro, 22: Shermie, 23: Chris, 24: Yamazaki, 25: Mary, 26: Billy, 27: Iori, 28: Mature, 29: Vice, 30: Heidern, 31: Takuma, 32: Saisyu, 33: Heavy-D!, 34: Lucky, 35: Brian, 36: Eiji, 37: Kasumi, 38: Shingo, 39: Rugal, 40: Geese, 41: Krauser, 42: Mr.Big, 43: Goenitz, 44: Orochi
`ownChar2`/`oppChar2`	Discrete	[0, 44]	Index of second character slot 0: Kyo, 1: Benimaru, 2: Daimon, 3: Terry, 4: Andy, 5: Joe, 6: Ryo, 7: Robert, 8: Yuri, 9: Leona, 10: Ralf, 11: Clark, 12: Athena, 13: Kensou, 14: Chin, 15: Chizuru, 16: Mai, 17: King, 18: Kim, 19: Chang, 20: Choi, 21: Yashiro, 22: Shermie, 23: Chris, 24: Yamazaki, 25: Mary, 26: Billy, 27: Iori, 28: Mature, 29: Vice, 30: Heidern, 31: Takuma, 32: Saisyu, 33: Heavy-D!, 34: Lucky, 35: Brian, 36: Eiji, 37: Kasumi, 38: Shingo, 39: Rugal, 40: Geese, 41: Krauser, 42: Mr.Big, 43: Goenitz, 44: Orochi
`ownChar3`/`oppChar3`	Discrete	[0, 44]	Index of third character slot 0: Kyo, 1: Benimaru, 2: Daimon, 3: Terry, 4: Andy, 5: Joe, 6: Ryo, 7: Robert, 8: Yuri, 9: Leona, 10: Ralf, 11: Clark, 12: Athena, 13: Kensou, 14: Chin, 15: Chizuru, 16: Mai, 17: King, 18: Kim, 19: Chang, 20: Choi, 21: Yashiro, 22: Shermie, 23: Chris, 24: Yamazaki, 25: Mary, 26: Billy, 27: Iori, 28: Mature, 29: Vice, 30: Heidern, 31: Takuma, 32: Saisyu, 33: Heavy-D!, 34: Lucky, 35: Brian, 36: Eiji, 37: Kasumi, 38: Shingo, 39: Rugal, 40: Geese, 41: Krauser, 42: Mr.Big, 43: Goenitz, 44: Orochi
`ownChar`/`oppChar`	Discrete	[0, 44]	Index of character in use 0: Kyo, 1: Benimaru, 2: Daimon, 3: Terry, 4: Andy, 5: Joe, 6: Ryo, 7: Robert, 8: Yuri, 9: Leona, 10: Ralf, 11: Clark, 12: Athena, 13: Kensou, 14: Chin, 15: Chizuru, 16: Mai, 17: King, 18: Kim, 19: Chang, 20: Choi, 21: Yashiro, 22: Shermie, 23: Chris, 24: Yamazaki, 25: Mary, 26: Billy, 27: Iori, 28: Mature, 29: Vice, 30: Heidern, 31: Takuma, 32: Saisyu, 33: Heavy-D!, 34: Lucky, 35: Brian, 36: Eiji, 37: Kasumi, 38: Shingo, 39: Rugal, 40: Geese, 41: Krauser, 42: Mr.Big, 43: Goenitz, 44: Orochi
`ownHealth`/`oppHealth`	Box	[-1, 119]	Health bar value
`actions`+`move`	Discrete	[0, 8]	Index of latest move action performed (no-move, left, left+up, up, etc.)
`actions`+`attack`	Discrete	[0, 7] or [0, 3]	Index of latest attack action performed (no-attack, hold, punch, etc.) with, respectively, attack buttons combination active or not
`ownPowerBar`/`oppPowerBar`	Box	[0, 100]	Power bar value
`ownSpecialAttacks`/`oppSpecialAttacks`	Box	[0, 5]	Number of special attacks available
`ownBarType`/`oppBarType`	Discrete	[0, 7]	Index of bar type 0: Advanced / Ultimate (Dash Advanced, Evade Advanced, Bar Advanced), 1: Extra / Ultimate (Dash Extra, Evade Extra, Bar Extra), 2: Ultimate (Dash Extra, Evade Advanced, Bar Advanced), 3: Ultimate (Dash Advanced, Evade Advanced, Bar Extra), 4: Ultimate (Dash Extra, Evade Advanced, Bar Extra), 5: Ultimate (Dash Advanced, Evade Extra, Bar Advanced), 6: Ultimate (Dash Extra, Evade Extra, Bar Advanced), 7: Ultimate (Dash Advanced, Evade Extra, Bar Extra)