Hmm... worked for me. Try also adding it into your autoexec.cfg
Remember, for God mode, it will still drop your health, but you will not die.
For No Target, add ai_IgnorePlayer = 1 to your difficulty settings.
For unlimited energy, you'll have to edit the difficulty settings again.
Originally Posted by D3adG0d
g_suitCloakEnergyDrainAdjuster = 0
g_suitRecoilEnergyCost = 0
g_suitSpeedEnergyConsumption = 0
g_suitSpeedMult = 2
g_suitArmorHealthValue = 400.0
g_playerSuitArmorModeHealthRegenTime = 0
g_playerSuitArmorModeHealthRegenTimeMoving = 0
g_playerSuitHealthRegenTime = 0
g_playerSuitHealthRegenTimeMoving = 0
g_playerSuitHealthRegenDelay = 0
g_playerSuitEnergyRechargeTimeArmor = 0
g_playerSuitEnergyRechargeTimeArmorMoving = 0
g_playerSuitEnergyRechargeTime = 0
g_playerSuitEnergyRechargeDelay = 0
g_playerHealthValue = 400.0
Then save the file, load up a new game and see your new power.