Board Thread:Question and Answer/@comment-24596086-20150324191911/@comment-26238947-20150404130233

This is an example of 3 cool and 5 cool card when in combination

https://drive.google.com/folderview?id=0B4zyLKPYZAyLfmQwVGZYSV9ZbjdHVWlYV2xuUVptSWxfLWxRaGtGbEljQ2dEejdBREpDck0&usp=sharing

as long as you have either 3 or 5 of the same element type u will get the bonus, or different kinds of unit bonus which can be found from http://valkyriecrusade.wikia.com/wiki/Unit_Bonuses