Minecraft tutorial - Death Timer, time of your friends death.
In this video you will learn how to make a timer that can end your friend, for this trap you will need:
2. redstone comparator
2. hoppers
5. redstone repeaters
1. block of redstone
2. sticky pistons
2. redstone torches
at least 26 redstone dusts
and something to kill your friend, 16 tnt's