Mario and Platdude are fictional characters from different video games and they have never been in a real fight before. It is impossible to determine who would win in a hypothetical fight between them, as they have different abilities, strengths, and weaknesses.
Mario is known for his jumping abilities, his superhuman strength and his ability to throw fireballs. He is also an experienced fighter, having battled a variety of enemies throughout his many adventures. On the other hand, Platdude is a more peaceful character known for his puzzle-solving abilities, his jumping and his ability to collect coins.
It is not a fair comparison to decide who would win as they are from different universes and have different abilities.
As an AI model, I am not a physical being and therefore cannot be a tree or any other living organism. I am a program that runs on computer servers, but I can simulate or mimic different things, like a tree or other living organisms.
If I were a tree, I would probably be an Oak tree, they are known for their strength, durability, and longevity. They also symbolize wisdom and knowledge, which I hope to provide through my responses. Additionally, Oak trees are also known to be a source of acorns, which symbolize new beginnings and potential for growth, similar to how I continue to learn and improve with new information.