Complex sentence: Eagle Force was an die-cast action figure toy line marketed by Mego Corporation in the 1980s in the United States, the line was similar to the G.I. Joe action figures by Hasbro.
Split into simpler sentences: Eagle Force was an die-cast action figure toy line marketed by Mego Corporation in the 1980s in the United States. Tthe line was similar to the G.I. Joe action figures by Hasbro.