# All-Star mode
Unlock all bonus characters to unlock All-Star mode.
# Boss Battle mode
Successfully complete SSE (Subspace Emissary) mode to unlock Boss Battle mode.
# "More Rules" option
Get 200 KOs in Standard Brawl mode to unlock the "More Rules" option at the bottom of the "Rules" menu.
# Random stage selection
Unlock all forty one stages. Random selection is available from the start of the game. However, once all forty one regular stages are unlocked, you can exclude any stage from the random function.
# Extra events
Successfully complete the indicated task to unlock the corresponding event:
Co-op Events 9 to 13: Unlock R.O.B. and successfully complete the Subspace stage in SSE (Subspace Emissary) mode.
Co-op Events 14 to 20: Successfully complete ten Co-op events and unlock all hidden characters.
Co-op Event 21: Successfully complete all 20 Co-op events.
Events 11 to 20: Successfully complete five of the first ten events.
Events 21 to 28: Unlock R.O.B. and successfully complete the Subspace stage in SSE (Subspace Emissary) mode.
Events 29 to 40: Unlock all hidden characters.
Event 41: Successfully complete all 40 events.