Transformers. Prime's daughter.

After the war of Cybertron Optimus and his Autobot friends went down to Earth to protect the humans along with his daughter Elora. In order to protect Earth from Megatron and his Decepticons. As the battle continues on Earth instead of Cybertron Optimus and Elora along with the Autobots first against Megatron and his Decepticons to save Earth.