To obtain this achievement is fairly simple, just go through 15 different tutorials showing you the ropes of the game. They are as follow:
Tutorial 1: You will learn how to move (does this really need to be in the game?).
Tutorial 2: You will face your first opponent, except you can't attack, (lame I know) just let him hit you a few times and tutorial 2 will be successful.
Tutorial 3: You will finally learn to attack and block
Tutorial 4: You will learn combos
Tutorial 5: You will learn different variations of throws
Tutorial 6: This is your second fight (except you get to attack this time (woot))
you are also however, given tasks you must complete in the bottom right hand corner, complete those first, and finally finish your opponent off.
Tutorial 7: You will learn special moves (finally starting to get exciting)
Tutorial 8: You will learn the reflecting moves with Nightwolf
Tutorial 9: You will learn the invisibility technique with reptile, though there is a catch, you MUST stay invisible for 6 seconds (this can get annoying as you will get hit when you have almost completed the 6 seconds)
Tutorial 10: You will learn about the Super Meter
Tutorial 11: You will learn how to pull of breakers (this can be tricky to learn and get the hang of, but don't give up!)
Tutorial 12: You will get to learn the SICK X-Ray attacks, finally, VERY EXCITING!
Tutorial 13: You will learn all the different variations of Tags (can also be tricky to learn and get the hang of)
Tutorial 14: You will learn more complicated variations of Tags
Tutorial 15: (last one!) You will be pitted against your final fight, yes, again you must complete tasks in the right hand corner, once finished, the tutorial will end and what do you get.....(can I get a drum roll?).............A.....for EFFORT! Achievement Unlocked!