To register as a Charity Fighter for SAMURAI-CHALLENGE-4, simply follow the two step process. STEP 1. Send a text message. On this write SAMURAI-CHALLENGE-4, your FULL NAME and your AGE. SC-MMA will then text you back information about the Registration meeting where you can sign up to the challenge. STEP 2. Attend the Registration Meeting. Do not delay - send your Text TODAY! Text to : 07973 43 18 18