Bakugan New Vestroia Darkon Omega Leonidas by NocturnalVentus on DeviantArt
The History of Leonidas and Omega Leonidas - Bakugan Lore - YouTube
Leonidas (Generation 2) - The Bakugan Wiki
Bakugan - Haos Guardian Leonidas by MasterDA89 -- Fur Affinity [dot] net
Ventus omega leonidas | Wiki | Bakugan Interspace Amino
Ventus Omega Leonidas | Wiki | Bakugan Amino
I made this edit personally for my older brother a while ago, but I figured I might as well share it here. Shoutout to those who know Omega Leonidas! : r/Persona5