When you complete the following tasks the corresponding effect will become enabled.

Play as Maxus Helios
In Story mode get 6 Bakugan traps for Helios.

Play as Maxus Dragonoid:
In Story mode get 6 Bakugan traps for Dragonoid.

Play as Vexos Bakugan:
Complete Story mode.

Unlock ALL Unevolved Bakugan Ability Cards:
Complete Story mode.

Unlock ALL Evolved Bakugan Ability Cards:
Complete Story mode 2 times.