Paperchasinj 

A rapper who FlightReacts keeps stealing lyrics from. Every Flight song has at least one of his bars. and he may or may not be MariosMindset

"I heard Paperchasinj is actually MariosMindset"

Paperchasinj by anonymous September 14, 2020

Paperchasing 

The art of taking someones creative work and passing it off as your own. Extra kudos if people notice but you continue to deny the obvious truth.

I have run out of creativity, I am going to have to go paperchasing.

Paperchasing by Jdm79 February 13, 2010