Tetrax Shard is an alien bounty hunter from the planet Petropia, originally hired by Vilgax to retrieve the Omnitrix, but is now a trusted friend and ally of Ben Tennyson. As a member of the Petrosapien race, he has the power to create and grow green crystals to use as weapons, shields, and projectiles. He also has a variety of weapons on his belt and a hoverboard on it too.
FusionFall
Battle Against Fuse
The Future
In the Future, Tetrax is nowhere to be found. He was either defeated in battle, lost, or fled from Earth to escape Fuse's tyranny.
The Past

Tetrax onboard Mandark's research station, without his helmet
Tetrax is onboard Mandark's flying research facility within The Darklands alongside Samurai Jack. He is helping study the plans of Fuse, such as the weapons made of his monster's remains and super charged Fusion Matter. He is normally seen with his helmet off, but uses it in his idle pose.
History of Planet Fusion
Fearing that the Ectonurites (Ghostfreak's species) are in-league with Fuse, Ben is eager to learn more. After the hero completes the first few steps of his plan, Ben sends him/her to Tetrax. Ben states that Tetrax knows all about intergalactic affairs.
Missions
Past World Missions
- Going Berserk (Part 2 of 5)
- Going Berserk (Part 3 of 5)
- Building a Better Monster (Part 2 of 4)
- Going Berserk (Part 4 of 5)
- Building a Better Monster (Part 3 of 4)
- Critical Mission (Part 1 of 2)
- Building a Better Monster (Part 4 of 4)
- Critical Mission (Part 2 of 2)
- Fusion Assembly Line (Part 1 of 5)
- Fusion Assembly Line (Part 2 of 5)
- Fusion Assembly Line (Part 3 of 5)
- Fusion Assembly Line (Part 4 of 5)
- Fusion Assembly Line (Part 5 of 5)
Past Nano Mission
Gallery
Trivia
- Before the addition of multiple other Nanos, he was the only NPC that gave a Nano but only appeared in that Nano Mission.
- In Retro, his model's size was increased by 20% in order to make his appearance more accurate to the show.