Transformers: Cyberverse

When Bumblebee can't remember what his current mission on Earth is, Windblade repairs his memory chips, enabling him to rediscover his past adventures on Cybertron. When his memories are being repaired, Bumblebee gets a clue that will lead both him and Windblade to complete their mission and save their friends, unaware that Megatron sent his Decepticon assassins to hunt them down.