In this modification, I'm moving the 1.21 update to 1.20.1.

-In version 1.0.0, I added a mace, an armor plate and a trial key, a heavy core, and a breeze rod

• In version 1.1.0, I added a chiseled copper, copper grate, ominous effect, bogged, wind charge

A geckolib , copper blubs mod is required