Fundamentally new engine created on technology of the electromagnetic fields, allowing to accelerate a plasma from afterburner that gives a huge speed increment. Missiles with "Ultra" engine do not have Far zone of interception. This engine can be installed on "Storm" class missile.

Require tech:
  - Engine Turbo II

Research time:
  - High

Production Cost:
  - 1 x Metallitium
  - 2 x Neftal