use sethbling's data pack he has nether portal building as well as many other things that would help you on a speedrun.
np :D
There's one made by Twig_ that is really helpful for speed portal, MLG bucket, and blaze killing.
View the current version of the rules at
This is a unique release, as no rule changes were made. This release should be functionally identical to rules v4, with only minor whitespace and formatting changes.