Digipedia

The Digipedia gives you information on your Champions, Buildings, and Units.

You can find it in-game by clicking the (?) at the top of the screen inbetween the options and exit button while on the main screen, not in a map.

Clicking on a card will enlarge it so you can see the text better.

Skills
Numbers in is the max Skill level. A (*) means there is no maximum. Numbers in [ ] are the cost of the first level.