Fighter Champion Martial Archetype - D&D 5e Subclass Series - YouTube
Complete Champion: A Player's Guide to Divine Heroes (Dungeons & Dragons d20 3.5 Fantasy Roleplaying): Ed Stark, Chris Thomasson, Rhiannon Louve, Ari Marmell, Gary Astleford: 9780786940349: Amazon.com: Books
Champion Revised v5 | GM Binder
Defending the 5e D&D Champion archetype for Fighter – Nerdarchy
The Champion - The Martial Archetype revised for D&D One : r/UnearthedArcana