Battle Houshin - Expert survival mode

M1 Rune:
Successfully complete the game on the easy difficulty setting to unlock the M1 Rune.

M2 Rune:
Successfully complete a versus mode match with four human players to unlock the M2 Rune.

M3 Rune:
Successfully complete the game on the normal difficulty setting to unlock the M3 bonus.

M4 Rune:
Successfully complete ten co-op matches to unlock the M4 Rune.

M5 Rune:
Play twenty matches in multi-player versus mode that are not cooperative count to unlock the M5 Rune.

M6 Rune:
Successfully complete twenty co-op matches to unlock the M6 Rune.

M7 Rune:
Play fifty matches in multi-player versus mode that are not cooperative count to unlock the M7 Rune.

M8 Rune:
Successfully complete story mode on the hard difficulty setting to unlock the M8 Rune.

M9 Rune:
Successfully complete the game with all four characters on any difficulty setting to unlock the M9 Rune.

S1 Rune:
Successfully complete the first group of four levels in survival mode to unlock the S1 bonus. The S1 Rune helps your MP regenerate.

S2 Rune:
Successfully complete the second group of four levels in survival mode to unlock the S2 bonus. The S2 Rune helps you move faster.

S3 Rune:
Successfully complete the third group of four levels in survival mode to unlock the S3 bonus. The S3 Rune helps your HP regenerate.

S4 Rune:
Successfully complete the first group of four levels in expert survival mode to unlock the S4 bonus. The S4 Rune doubles your physical defense.

S5 Rune:
Successfully complete the second group of four levels in expert survival mode to unlock the S5 bonus. The S5 Rune doubles your physcial attack.

S6 Rune:
Successfully complete the third group of four levels in expert survival mode to unlock the S6 bonus. The S6 Rune gives you infinite MP.