Yes, on 1.8.9 and below (i Think). But hacks are getting updated to beat anticheats like Sentinel.
and Sentinel is getting updated aswell and is doing a good job.
But just record and report them here and they will get dealt with : https://reports.cubecraft.net/report
(Staff i am not sure if this goes into suggestions, but if it does not. Feel free to move it to a different topic)
(Also, since this is my first post. i am sorry that the images are not in place Correctly - My Bad)
Today i have created 8 Cages for CubeCraft I hope you like them. these are...
You can bring it back by voting : https://www.cubecraft.net/threads/vote-for-the-featured-game.217359/ ( When voting opens again ) ( 1 or 2 weeks )
But i do not think that it would ever be a Permanent Game.