1. Use Faction Resistances to Your Advantage
2. Use Faction Abilities to Your Advantage
3. Brawler Abilities are Essential
4. Adjust Your Battle Strategies as Your Journey Wears on
5. Try and Find Factions That Match Up With Your Playing Style
6. Keep Tabs on the Shops’ Ever Changing Stock
7. Evo Your Bakugan ASAP!
8. Core Cells Surely Come in Handy
9. The Key to Successfully Using Debuffs is to Time Them Correctly
10. Make the Quick Switch!
Read a lot more here https://heavy.com/games/bakugan-champions-of-vestroia-tips-cheats-guide/