When the real King Arthur and his Knights are captured by Morgana, Merlin brings an American football team from the future into the past to take their place and save them.

When the real King Arthur and his knights are captured by Morgana, Merlin casts a spell to bring an American football team called The Knights led by Arthur King to the past to help free the real king and stop Morgana's evil plans by collect magical keys. There was one key for each knight and one for King Arthur.—Rocketeevee