From The Bakugan Wiki
|Nature's Power (#120)|
|Give a non- Ventus Bakugan -500 .|
|Set:||Battle Brawlers (Card set)|
- Due to the differences in the balancing of Spin Master and Takara Tomy cards, you are not allowed to mix the two series of cards. The only exception to this rule is the Bakugan Battle Pack, which contains Takara Tomy cards that have been specifically declared legal for play with Spin Master cards.
Battle Brawlers booster packs