Diamondhead looks just like the Main Timeline's Diamondhead in the original series, but his crystal is darker in color and transparent.
Powers and Abilities
Being a Petrosapien, Diamondhead has the same abilities as his species.
Being a Petrosapien, Diamondhead has the same weaknesses as his species.
- In Race Against Time, Diamondhead battled Eon, then hid in the girls' changing room until he reverted.
- Ben 10: Race Against Time (first appearance)
|Race Against Time Aliens|
|Diamondhead • Grey Matter • Heatblast • Wildmutt|