Chimerism

To be fused genetically with another species. Sometimes this is happened with taking an actual animal and physically fussing the two into one.

Capabilities
To have the DNA of another species. Has many different aplications and variations.

Uses

 * Abilities depend on the animal the person was fused with. Examples:
 * Dog: Enhanced Senses, Enhanced Agility, Enhanced Speed, Enhanced Strength, and great sense of loyalty.
 * 1) Snake: Enhanced Speed, Enhanced Flexibility, Elasticity, high need for vengeance.
 * 2) Chameleon: Camouflage/Invisibility, Prehensile Tongue, Vibration Emission, Poor Hearing, and Stereoscopic Vision
 * Bat: Wing Manifestation, Echolocation, Poor Eyesight, and Vampirism.
 * May have a mixture of more than one animal.

Limits/Setbacks

 * May be stuck in a half-animal and half-human form.
 * May fall in extreme depression from feeling like one has lost their humanity.
 * May have a shortened life expectancy.

Known Users

 * Bido (Half-Unknown Lizard) (FullMetal Alchemist)
 * Martel (Half-Snake) (FullMetal Alchemist)
 * Roa (Half-Ox) (FullMetal Alchemist)
 * Dolcetto (Half-Dog) (FullMetal Alchemist)
 * Ulchi (Half-Crocodile) (FullMetal Alchemist)
 * Darius (Half-Gorilla) (FullMetal Alchemist)
 * Heinkel (Half-Lion) (FullMetal Alchemist)
 * Jerso (Half-Toad) (FullMetal Alchemist)
 * Zampano (Half-Boar/Porcupine) (FullMetal Alchemist)