Note: I didn't own this story. So why don't I share on wattpad? Well, read it. Description about story: A G1 Transformers/G4 Pony crossover. Twilight Sparkle had thought she'd seen the last of Grimlock- and of the Transformers in general. She was wrong. Now, what starts as a simple diplomatic mission soon spirals out of control as an ancient war threatens to come to Equestria!

After being cured by Twilight's spell and creating the bat sanctuary in the apple orchard, Fluttershy learns that she still has some bat blood inside her. And that the bat side of her is thirsty. So thirsty...