What do the cards do in Cuphead?

Question

There are a number of cards in the lower left corner of the screen. Your ability to use Super Arts and EX attacks are controlled by these cards. On Sept 29, 2017:

Hagrid P Hazard · Accepted Answer

There are a number of cards in the lower left corner of the screen. Your ability to use Super Arts and EX attacks are controlled by these cards. On Sept 29, 2017:

What do the cards do in Cuphead?

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