The former Manchester United superkid is now 27 and a free agent.
Morrison has declared that his critics will "never understand" the difficulties he has faced.
In a long Twitter thread, he wrote: "Don't compare me to your average, there's different levels...
"There's no next Ravel Morrison [or] he's the same as Ravel Morrison because they have hiccups. I've had life struggles, the amount of obstacles I have had to climb in my life use will never understand.
"You could never walk in the shoes I've walked in, never and will NEVER come across scenes of what my eyes have seen, sometimes in life things plan out perfect and sometimes things are just not meant to be!
"Life can be difficult sometimes.
"BUT I'm born to [lose], Built to win amen. Just don't judge me before you no me [sic]."