Simple sand trap
A simple sand trap incorporating pistons and sand to send the victim falling into oblivion! To operate simply position yourself in front of the tripwire and continue walking forward. Feel…
Piston Sand Wave!
Extract the file and then put it in your saves folder (Located in C:UsersYOURUSERNAMEAppdataRoaming .minecraft) Source: https://gamebanana.com/mods/146954