Calca and Brina

Calca and Brina is are enemies inFinal Fantasy IV, and later are playable characters in Final Fantasy IV: The After Years.

Final Fantasy IV
Calca and Brina are fought in the Dwarven Castle when Golbez takes control of them. If left alive for long enough, the two can merge into the more powerful Calcabrina.

Final Fantasy IV: The After Years
Calca and Brina return in Final Fantasy IV: The After Years to accompany Luca and Rydia on their journey to protect the remaining crystals. Both able to use おどる (Odoru, or "Dance"), an Ability that casts random black magic spells on his enemies.

Calca and Brina's Band attack is known as "Calca and Brina." It transforms them into Calcabrina and has effects ranging from powerful elemental attacks that affect the entire group of monsters to spells that heals all the members of the party.