TNT Dupers are slightly modified on Vanilla X, this is due to the way spigot handles piston-related duping.

Mercury’s Modified TNT Duper

The Duper

The TNT duper in question is the first one shown in the video above.

The Modification

Design Specifications

This design is a slightly modified version of Mercury’s TNT duper, which is the most common type of TNT duper used in farms, therefore in most cases, you can simply change the few steps shown in the video.

IceburgLettuce’s TNT Duper

The Duper

Design Specifications

This design is useful for any farm that does not have one of Mercury’s TNT Dupers attached.

Since this design is more compact, it is a stronger option when adding a completely new TNT Duper to a farm.