Lamia

Lamia are snakelike foes that appear in many Final Fantasy games. Lamias are known for inflicting nasty status ailments like Charm, Confusion, Seizure, Silence and Paralysis.

Final Fantasy II
The Lamia is used to replace Princess Hilda after she is kidnapped by the Emperor. After seeing through its disguise, Firion and the party must fight it.

Final Fantasy III
Lamias appear as regular enemies in Hein's Castle.

Final Fantasy V
Lamias appear in various locations, having different colored lower halves depending on where they are. They all share the move called "Entice," which causes Confuse.

Final Fantasy IX
Lamia are large pink snakes with two forearms that carry a knife and a mirror. They inhabit Gizamaluke's Grotto and often inflict Confuse on the party.

Final Fantasy XI
Lamiae, the plural form and family name for Lamia, appear in Final Fantasy XI in the near east, a region that was added by the expansion Treasures of Aht Urhgan. Lamiae are beastmen and by far one of the least populous of all beastmen races in the near east or in Vana'diel altogether. It is rumored, though, that they are not actually beastmen, but instead a created race of chimera, a creature created by piecing other creatures together.

Lamia are related to Merrow (Mermaids), though they have slightly different jobs and abilities. They are most common in the Arrapago Reef, a cavernous graveyard of many ships. It follows this place is infested with undead. The Lamia themselves seem to wield control over these minions.

Lamiae often sneak into cities at night and steal away people to use their bones in their undead armies. That said, they also use massed armies of undead to assault Aht Urhgan as one of the three factions that do so in besieged.

Lamiae are one of the only creature types that can use Charm in Final Fantasy XI outside of special events.

Final Fantasy XII: Revenant Wings
Lamia is the rank 2 Fire-Elemental Magical summon.

Final Fantasy Tactics Advance
There are two types of Lamia; Lamia and Lilith.