Previous video (located below after clicking "See/Read More"), I showed some of the training methods you can do using the door. Here, I'm demonstrating what it would look like if you train it with a dummy or a heavy bag, and on how this easily applies to self-defense training. For demonstration purposes, I was using palm strikes, but these can easily be done with fists, with a knife/blade of length, a pen, a stick, or anything that you can use with either one or two hands. Also, these are starters, meaning you can actually do continuous combos right after, until the threat is stopped:

Door Training: https://tv.gab.com/channel/jcovfefe/view/martial-arts-arniskali-door-635ca6fb196ccaa3e0733562