The Gremlin is an enemy in Final Fantasy IV: The After Years. It is a moderately powerful enemy, but still of no threat to a well-leveled party. Physical attacks work just fine in bringing it down, as do Fire-elemental attacks such as Fira and Bomb Fragment. Beware if using magic attacks, as if the spell doesn't kill a Gremlin, it will counter with Confuse.
gremlin is an imaginary creature commonly depicted as mischievous and mechanically oriented, with a specific interest in aircraft. Gremlins' mischievous natures are similar to those of English folkloric imps. They became more well-known thanks to the famous 1984 film of the same name, which depicts gremlins as the main antagonists.A