-All stats from Prima?s Official Strategy Guide-
Augumon: weight must be 15g, offense must also be the highest stat and 10% of maximum HP.
Greymon: (digivolve from Augumon) care mistake must be 1 or less. Weight must be 30g. At least 100 offense, 100 defense, 100 speed, and 100 brains.
Tyrannomon: (possible digivolve from Augumon, Gabumon, or Patamon) care mistakes must be 5 or less. Weight must be 30g. At least 1000HP and 100 defense.
Metalgreymon: (possible digivolve from Greymon, Monochromon, Meramon, Tyrannomon, or Drimogemon) care mistakes must be 10 or less. Weight must be 65g. At least 4000HP, 3000MP, 500 Offense, 500 Defence, 300 Speed, and 300 Brains.
Just was reading comments and wanted to update info, with clear and concise stats. Good luck everyone!