Collector's Flying Saucer

Collector's Flying Saucer the fourth level on the map resembled by a crashed alien ship with the main boss being The Summoner. The level has 24 stages and one bonus stages. Completing the 24th final boss stages earns the "The Summon-Ender" trophy and unlocks the CIA Office level for players to progress into.

Stages

 * 4-1:
 * 4-2:
 * 4-3:
 * 4-4:
 * 4-5:
 * 4-6:
 * 4-7:
 * 4-8:
 * 4-9:
 * 4-10:
 * 4-11:
 * 4-12:
 * 4-13:
 * 4-14:
 * 4-15:
 * 4-16:
 * 4-17:
 * 4-18:
 * 4-19: Foreign Born
 * 4-20:
 * 4-21:
 * 4-22:
 * 4-23:
 * 4-24: The Summoner's Stage
 * Bonus-1: