Can you beat Pokémon Fire Red with only a single Umbreon?| Pokemon Challenge

Hey there, I'm The Breph and welcome to my Challenge Video! Today, I'm asking the question: Can you beat Pokémon Fire Red with only an Umbreon? I download all rom's from https://romsmode.com/ Feel free to mention any Ideas for future challenges in the comments or follow me on twitter @TheBreph46, I would love to hear your suggestions! Have a great day, and I'll see you for the next one!