The 720 roundhouse kick or the Cheat 900 in tricking terms is an advanced technique. It is a variation of the tornado kick, prerequisites are listed below.
Prerequisites
1. Tornado Kick
2. Good vertical 360 spin
3. Good roundhouse kick
Difficulty (Out of 5)
★ ★ ★ ★ (Moderate difficulty)
For the full tutorial visit https://www.youtube.com/watch?v=xtLebaQtT78