Jared Wihongi teaches a simple, yet very useful, sequence with a short weapon. In this case he’s using a unique weapon, the kerambit flashlight, but it could easily be applied to a stick, for example.. Let me tell you, 1,000 lumens is a crazy amount of light for a small flashlight.
Don’t dismiss the simplicity of his combo. Boxers thrive on a simple combo of jab, cross, hook. You want something that is simple to learn, that won’t fall apart under stress, and has multiple applications. If you’re thinking, "I’ve got this technique for when a guy on a step ladder attacks me with pruning shears," your technique is too specific, and this is how people wind up with hundreds of techniques, which creates overload.