Do you want to have a chance to acquire good attribute even without
Premium Card Sub Attribute changer?

We have good news for you! Lucky chance event is here to give you a chance
to get good attribute as if you are using premium card sub attribute changer!

Lucky Chance will appear if you use regular sub attribute changers continuously.

Once the lucky chance screen appears, you have to press the space-bar really
fast to fill the gauge bar!

If the gauge bar is full, then one of two options will apply

option A. two lower options from original sub att changer

option B. same as premium sub att changer card options

Enjoy the attributes of your new card!