The Acid-Trowing Gremlin was a Gremlin that was spawned by either Daffy, George or Lenny. He is seen causing chaos around the Splice'O'Life Laboratories. He grabs a jar of acid and throws it in one of his breathen's face scaring him and turning him into the Phantom Gremlin. He is later killed when a human named Billy soaks the gremlin horde in water and releases the Electric Gremlin upon them killing them all.