Name | Source | Type |
---|---|---|
X-ists | Church of the SubGenius | |
X-Nauts | Paper Mario: The Thousand-Year Door | |
X Parasites | Metroid Fusion | |
Xandarians | Marvel Comics | Humanoid |
Xanthuans | DC Comics' Legion of Super-Heroes | |
Xarians | Battlelords of the 23rd Century | |
Xarquids | X-COM: Terror from the Deep | |
Xchagger | Star Control | |
Xel'Naga | StarCraft | |
Xenexian | Star Trek | |
Xenomorphs | Alien movies | Parasitic |
Xenu | Scientology | |
Xiangs | 2300 AD | |
Xiao Fengqing | Legend of Heavenly Tear: Phoenix Warriors | Humanoid |
Xilians | Invasion of Astro-Monster and Godzilla: Final Wars | Humanoid |
Xindi | Star Trek | Humanoid |
Xorda | Sonic the Hedgehog comics | |
Xxcha | Twilight Imperium | Peaceful arboreal testudinoids |
Xyrillian | Star Trek |