CloseConnection Dupe (1.12.2-1.17.1)
Allows you to duplicate items via the server kicking you. (Credits to TheTroll2001)
Usage
Type .dupe <method> <packets> <place delay>
Methods: Message, Swing
The arguments rely almost completely on the server your playing on as such I recommend trial and error. if your being disconnected before your block places then you need to lower your placedelay and if your being disconnected slightly after your block places you need to increase it.