100 Percent Jan 7, 2009 | Half Guard - Top Attack 100 Percent Submission. This move works 100% of the time. From half guard, opponent tries to sweep you, you can sweep them and submit. It's ok to TAP and also to SUBSCRIBEDid you like the article above? Then subscribe for more BJJ articles, entertainment and news. SUBSCRIBE! You have Successfully Subscribed!