GK_47_in_1_(Multi)[Unknown][Mickey_Mouse] pass 1

game
  crc: ce5acb82
  title: GK_47_in_1_(Multi)[Unknown][Mickey_Mouse]
  board: 57
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 57

ERROR:  Unsupported mapper


GK_47_in_1_(Multi)[Unknown][Mickey_Mouse] pass 2

game
  crc: ce5acb82
  title: GK_47_in_1_(Multi)[Unknown][Mickey_Mouse]
  board: 57
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 57

ERROR:  Unsupported mapper


GK_47_in_1_(Multi)[Unknown][Mickey_Mouse] pass 3

game
  crc: ce5acb82
  title: GK_47_in_1_(Multi)[Unknown][Mickey_Mouse]
  board: 57
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 57

ERROR:  Unsupported mapper