Special Legacy-era Characters

Other characters that don't fall into the other character categories but serve major or special roles. These include the Four Guardians of the Colonel-Iris Server, the powerful battle-thirsty wanderer Omega.WEXE, the missing older Mikera sibling, and their deceased father.
 * The Guardians
 * Omega.WEXE
 * Veronica Mikera
 * Masaru Mikera