Dual threats: Quite often when with you can create a threat with two submissions at the same time. As an opponent goes to defend one – he falls victim to the other. Usually one strong submission is more than enough but when the to attack simultaneously with two arises – you are wise to take it. Think about a triangle attack – whenever you have it you almost always have a simultaneous opportunity to attack with armbar, kimura or wrist . Here, uses a specialized ashi garami to create a simultaneous threat of knee bar on one leg and figure four toe hold on the other to take a fine submission win over Ralek Gracie. Every submission hold can be used in as part of a combination attack – but only a select few can be attacked SIMULTANEOUSLY. Make sure you know them – even though are relatively rare, they can be an extremely valuable addition to your submission arsenal