Loki Essence Helmet

Essence is an alternate Helmet Item for Loki.

It increases power efficiency, but reduces armor rating.
 * Approximate Power Efficiency +15%
 * Armor -x% [estimated]

Acquisition
The Essence Helmet can be purchased for  75. Its blueprint can be acquired through Alert missions with a question mark [?] on the 'Reward List'.

Equipping
To equip your newly bought or crafted Helmet, go into the 'Arsenal' page, then click on 'Customize Colors'. The Helmet will be under 'Select Skin'.

Power Efficiency
When using only the Essence Loki Helmet, the energy required to activate abilities follows the normal formula for calculating Power Efficiency:

Cost = Base Energy Cost divided by (1 + X), where X is the percent power efficiency expressed as a decimal, and the result is rounded up.

When a max level Streamline mod is used in conjunction with the Essence Loki Helmet, the energy required to activate abilities is: For the maths used and further reading, you can go on the Streamline page. For further reading, and to learn how these numbers were ascertained, check the Power Efficiency page.