Kundalini Yoga is very good for chakras and empowerment, but that doesn't mean we should stop working with chakra meditation. These things go better together than apart. Breathing exercises are also good for bioelectricity, but that doesn't mean it's good to skip Hatha Yoga. Build your own spiritual advancement program, feel free to experiment with what works for you. You can also take a look at the eight steps to get a better idea of how these things work and how they work better together than as substitutes.
Look here. https://satanisgod.org/ASHTAR.html Do you see only Yoga Asanas, or do you see many other things along them? The more limbs one utilizes the more feedback one will receive as a result.