At the main menu go to the gear in the lower right hand corner and enter the following for the following.

Effect	Password
Adrenaline Harvester Fully Researched	Kinet
All Character Bios Unlocked	Sightra
All Combo Upgrades	Khoros
All Emergency Shields Researched	Arburia
All Health Upgrades	Petropia
All Omnitrix Optimizations Researched	Revonnah
All Story Levels Unlocked	Xnelli
Analog Omnitrix Charger Fully Researched	Teslavorr
DNA Virus Vaccine Fully Researched	Peptosxi
Unlock All Aliens	Primus