Moorna the Vengeful is a creature in the Kaijudo: Rise of the Duel Masters series.
Moorna is an Armored Dragon as well as being Tatsurion the Unchained half-sister. Despite their family tree, Tatsurion is a enemy in his sister's eyes, and like any sibling rivalry there are bound to be fights. Of course, these two fighting involves high powered weaponry of great power.
- In the episode Bring Me the Head of Tatsurion the Unchained, it was revealed that Moorna led the dragons to attack Tatsurion's Beast Kin Family.
- It has hinted that Moorna was very close to her father when he was alive.
- Moorna was once engaged to a dragon named Brutalus, but it was called off because one of his wings was torn off.