"Mix and Match" gives you the ability to copy and combine components of powers, fusing, modifying and forging them to create usable abilities. By looking at a Cape, you will gain an understanding of how their power works, and of each component. You can copy no more than three components from each cape.
The strength of each power is capped, with a peak power level equivalent to peak Eidolon. The construction of Trump powers has specific guidelines to prevent altering rules, such as permanently acquiring or creating other powers, as well as bypassing the limited capacity of the power. However, creating temporary copies of powers is allowed.