81_in_1_(Multi)[Unknown][90_Tank_00] pass 1

game
  crc: 64e99de3
  title: 81_in_1_(Multi)[Unknown][90_Tank_00]
  board: 58
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x10000
      content: Character

E: Mapper: 58

ERROR:  Unsupported mapper


81_in_1_(Multi)[Unknown][90_Tank_00] pass 2

game
  crc: 64e99de3
  title: 81_in_1_(Multi)[Unknown][90_Tank_00]
  board: 58
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x10000
      content: Character

E: Mapper: 58

ERROR:  Unsupported mapper


81_in_1_(Multi)[Unknown][90_Tank_00] pass 3

game
  crc: 64e99de3
  title: 81_in_1_(Multi)[Unknown][90_Tank_00]
  board: 58
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x10000
      content: Character

E: Mapper: 58

ERROR:  Unsupported mapper