Kunio_Nekketsu_8_in_1_(Multi)[Unknown][Heroes_Fighting][!] pass 1

game
  crc: e1b0085c
  title: Kunio_Nekketsu_8_in_1_(Multi)[Unknown][Heroes_Fighting][!]
  board: 52
    memory
      type: ROM
      size: 0x100000
      content: Program
    memory
      type: ROM
      size: 0x100000
      content: Character

E: Mapper: 52

ERROR:  Unsupported mapper


Kunio_Nekketsu_8_in_1_(Multi)[Unknown][Heroes_Fighting][!] pass 2

game
  crc: e1b0085c
  title: Kunio_Nekketsu_8_in_1_(Multi)[Unknown][Heroes_Fighting][!]
  board: 52
    memory
      type: ROM
      size: 0x100000
      content: Program
    memory
      type: ROM
      size: 0x100000
      content: Character

E: Mapper: 52

ERROR:  Unsupported mapper


Kunio_Nekketsu_8_in_1_(Multi)[Unknown][Heroes_Fighting][!] pass 3

game
  crc: e1b0085c
  title: Kunio_Nekketsu_8_in_1_(Multi)[Unknown][Heroes_Fighting][!]
  board: 52
    memory
      type: ROM
      size: 0x100000
      content: Program
    memory
      type: ROM
      size: 0x100000
      content: Character

E: Mapper: 52

ERROR:  Unsupported mapper