Defeat Tamashiro in Chapter 3.

Defeat Majima in Chapter 1.

Clear the "Classified Intel Acquisition" Side Op while riding in the back of a truck

Build the Gollop Chamber.

In a single game, shoot down one of each alien craft.

Successfully assault an Overseer UFO.

Recover the Hyperwave Beacon.

Build a Laboratory.

Reunite with Chico or Paz

Staff the Research Labs with 80 scientists.

Capture a live alien.

Staff the Engineering Department with 80 engineers.