[prashant]

# Play as Chase

Defeat Mala Mala Jong in the last level of Adventure mode to unlock Chase.
# Play as Jack

Get at least halfway through the game to fight the Jack Spicer Robot. Defeat it to unlock Jack.
# Alternate costumes

To unlock new costumes, level up the rank from Grass Hopper in Training mode to Wudai. For some ranks it will unlock new costumes:

Monk costume
Showdown costume
Robot costume
Street costume