The "Elfin" is an unofficial name for an unnamed a race of elf-like humanoids with pointy ears. They are said to be marginalized by the rest of the Galactic Federation, and, according to a captured Space Pirate dubbed P-1, were responsible for the "Species War".
The Federation Police member Kreatz and his mother are the only known members of this species. According to Kreatz, they are hot-blooded. Their ears resemble those of Hylians, such as Link or Zelda, from The Legend of Zelda series.
|Sentient Species in the Metroid series|
|Human | Space Pirate | Craftsmen | Kriken | Luminoth|
|Reptilicus | Diamont | Elysian | Ing | ancient Bion race|
|Alimbic | Chozo | N'kren | Phrygisian | Enoema | Vhozon | Ylla | machine race |
"Elfin" | "Simian" | "Ceratopsid" | "Space dragon"