That guy sounds annoying and I hope he finally gets banned; perhaps an IP ban (if possible) can do the trick if he continues hacking.
Minecraft PC IP: play.cubecraft.net
CubeCraft Games
CrystalLegend01
CrystalLegend01
You could maybe get support using either email or the Discord server: https://www.cubecraft.net/forums/support.70/
Eli
just curious, was this on bedrock? I've never heard of such a thing, at least for Java I know it's 100% impossible