Serpentine

Serpentine is the 2nd level.

Description
With our naval base secured, we can turn our attension to a nearby ,military outpost.

Alien forces are scouting the area with what our scanners indicate are...non-organic life-forms.

Terminate them before they gather any additional Intel.

Campaign

 * 450 Energy
 * 5 waves

Veteran

 * 450 Energy
 * 5 waves

Spec Ops

 * 650
 * 1 wave

Encountering Enemies

 * Grunt
 * Slinger
 * Scuttler