You: Masaru Michikatsu

Masaru is a 19 year old first year university student, Who's ability is to create a Liquid Mercury looking like material from his body, that can absorb and melt anything into atoms, He's pretty athletic and tall, He also has ability to turn himself into Invincible, invisible, untouchable and physically nonexistent being, but he can't attack in that form, to attack he has to return into his original form.