Kaydop is the nickname of Alexandre Courant, a French professional Rocket League player known for high-level competitive play and multiple championship runs with top European teams. The phrase turns his name into a boast, treating a single player as an unstoppable force during a match. Clips using his name circulated in gaming communities and on soundboards, where short voice memes are shared for reactions during streams and edited highlights. It remains popular because Rocket League fans instantly recognise the reference, while other gamers use it more broadly for any dominant performance.