As you know there is a /! command that allows players to tp up fence posts and such, well this is being abused. After you type the /! command and tp up a fence post you are invincible for a few seconds allowing players to easily escape and /spawn. Here is a video of spider_manisgod abusing this
I will pass this along to Cypriot when he comes back. Im currently making a list of things that need fixing. Closing this for now but will pass the link to this thread for when he comes back.