Obelisk

Obelisk is an Object that can boost alien spawn rate or spawn aliens in a region. The obelisk must be anchored and its green line must be at the top in front of the sky, this works in Planets and Spaces. When powered, Obelisk will appear neon green cylinder in the sky and will spawn Aliens. Only have 1 per region at the time.

Misc.

 * Consumes 15 powers per tick