- "I have nowhere else. The last war took everything from my people. We have nothing left. At least here, I'm free."
- —Napi to Diana about the history of his people
Chief Napi was an ally to Steve Trevor and Diana, and a tradesman who could move people from any dangerous situation. He is also a Blackfoot culture hero and Demi-god.
- Batman v Superman: Dawn of Justice (photograph only)
- Wonder Woman (first appearance)
- Wonder Woman (Novel)
- Through social media Eugene teased that his character "Chief" was a mixture of Johnny Cloud and Apache Chief. But he later confirmed that his character is really Napi, the Blackfoot demigod, although Patty Jenkins nor Warner Bros. have confirmed this.