Underdog is a Tag-Word Ability that was introduced in the third Bakugan Battle Planet card set, Age of Aurelus. It it seen on Character Cards.
Effect
Character Cards with Underdog get their bonus effects if the Bakugan has a lower B-Power than the opponent's Bakugan after it opens.
Cards
- Goreene Ultra (Aurelus Card) ENG 171 CC AA.jpg
- Hyper Goreene Ultra (Aurelus Card) 91 RA AA.jpg
- Hyper Trhyno (Aquos Card) 85 RA AA.jpg
- Kelion Ultra (Pyrus Card) 201 CC AA.jpg