Go to "Options" (little cog in the bottom right corner of the main menu) and select "Cheats". Enter one of the following codes for the desired effect.

Effect	Code
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