Superman: Shadow of Apokolips cheats & more for GameCube (GameCube)

Hints

Secret Icon Locations

a day in the life - the right side of the police station, smash the ZZZ wall (thx 
Xeno)
officer down - inside one of the smashed wall rooms above you when you enter
flood damage - on top of the dam in the right hand unit
infiltration - on the right hand side of the bomb room behind a pillar
incursion - after you beat the room full of bots, go back where you started to a 
door that is now open
liberation - smash the top of the dome
steel factory showdown - in a corner with a bunch of crates that has a small 
opening on top in the middle
mountain strike - the room where you have to deactivate lasers, there is a stream 
of lava and a grate that you can break apart
reactor meltdown - under the bridge that kanto stands on
uprising - the first courtyard you protect the guards in, you can break away one 
of the doors that leads to it
guilty as charged - there is a door in the center, at the end of the hallway
duel in metropolis - fly up, follow the elevated street
unfinished business - the room before luthor's office, behind some furniture
face off - in a upper corner behind some crates

Cheats

Unlimited Superpower Meter

Enter JUICED UP at the cheat codes screen at the options menu.

Empty Superpower Meter

Enter JOR EL at the cheat codes screen at the options menu.

Unlimited Health

Enter FIRST AID at the cheat codes screen at the options menu.

All Level Attack Mode Stages

Enter SIGHTSEEING at the cheat codes screen at the options menu.

All Character Biographies

Enter INTERVIEW at the cheat codes screen at the options menu.

All Intermission Sequences

Enter POPCORN at the cheat codes screen at the options menu.

Easier Test Of Strength Mode

Enter SORE FINGER at the cheat codes screen at the options menu.

Disable Time Limits

Enter STOP THE CLOCK at the cheat codes screen at the options menu.

Play As Parasite

Enter FEELING DRAINED at the cheat codes screen at the options menu.

Silent Movie Mode

Enter RETRO at the cheat codes screen at the options menu.

Shooting Gallery And Item Hunt Challenges In Explore Metropolis Mode

Enter CREEP at the cheat codes screen at the options menu.

Reversed Controls

Enter SUPERMAN at the cheat codes screen at the options menu.

Unknown

Enter FEATURE at the cheat codes screen at the options menu.

Extra Hard Difficulty

Enter "Nails" at the cheats screen.

Unlock Everything

Enter "I Want It All" at the cheats screen.

Free Range Mode

Enter "Wanderer" at the cheats screen.

Play In Slow Motion

Enter "Slow Motion" at the cheats screen (unsure what this does at this time, even though it seems obvious)

Play As Clark Kent

Enter "Secret Identity" at the cheats screen.

Unlockables

We have no unlockables for Superman: Shadow of Apokolips yet. If you have any unlockables please submit them.

Easter eggs

We have no easter eggs for Superman: Shadow of Apokolips yet. If you have any unlockables please submit them.

Glitches

We have no glitches for Superman: Shadow of Apokolips yet. If you have any unlockables please submit them.

Guides

We have no guides or FAQs for Superman: Shadow of Apokolips yet. If you have any unlockables please submit them.