The King Behemoth is an enemy from the Advance and Complete Collection versions of Final Fantasy IV. It is a stronger version of the Behemoth enemy, its color resembles the monsters from Final Fantasy II and fights in the exact same manner as its blue relatives. It will often appear with a Behemoth.
Behemoth is a beast mentioned in Job 40:15–24. In addition to mythological creatures, it is likened to elephants, hippos, rhinos, and bison. Metaphorically, the term behemoth denotes "an extremely large or powerful entity."