you can't.
a code for tron legacy for disc battle is to type in "COREDATA''. you will unlock a extra power up called a homing shot.
eliteguard
sga
Go to codes menu and type in Endofline
ELITEGUARD:unlocks black guard
elite guard
eliteguard.with no spaces
Eliteguard:unlocks black guard costume offgrid:unlocks purple arena armor coredata:unlocks homing disc power up
The multiplayer is cool
use the bomb disc
Bought mine At toysRus be careful what you want it for tho
Tron Evolution - Battle Grids - 2010 VG is rated/received certificates of: Singapore:G USA:E10+