3.5 Races and creatures:
Goflings (3.5 Race)
The Groke (3.5 Monster) - I made the fluff, which amazing user Steward had crunched for me.
3.5 Prestige Classes:
Fist of Fury
Mighty Wrestler
Orcish Juggernat
5e Class Archetypes:
Barbarian: Path of the Runescarred Avenger