Tezumak was a South American monk from a pre-Aztec, Mesoamerican civilization based in ancient Mexico. He took the name Tezumak and joined a group of ancient warrior led by Gamemnae. He wears large bronze armor, which honors the ancient gods who first brought science to his people.
Working with the League of Ancients, they battled the JLA, who had been lured back in time to search for the missing Aquaman. Tezumak later learned Gamemnae's plan, which involved exterminating the JLA; he revolted, ultimately sacrificing his life to help bring about her defeat.
- Mesoamerican Armor: Tezumak wears an armor from the Mesoamerican era that is divinely charged by the ancient gods of his people.
- Superhuman Strength
- Superhuman Durability
- Superhuman Reflexes
- Poison Darts: Tezumak has project darts from his armor. These darts were able to take both Flash and Green Lantern down. 
- Telepathic Resistance: Tezumak was able to shut down Martian Manhunter's mind probe and weaken J'onn as a result. 
- Sword: The armor has retractable swords in its gauntlets.
- His name is derived from Montezuma.
- 11 Appearances of Tezumak (New Earth)
- 7 Images featuring Tezumak (New Earth)
- Quotations by or about Tezumak (New Earth)
- Character Gallery: Tezumak (New Earth)