Hero Evolution
You will be able to evolve your hero to make it more powerful by reaching a certain Team Level and having the required materials. Evolving your hero will increase all their stats and unlock more gem slots for them.
Ability Upgrade
When you upgrade your hero's abilites they will be able to access more powerful versions of their current spells and give you Team XP. To perform an ability upgrade you will need the required number of Ability cards and enough Essence.
Stats Guide
Speed:
Attack Speed determines how often you act in battle.
Health:
Your total health available.
Might:
An overall aggregate of your character or party's total power from all sources.
Attack:
How powerful your Abilities are.
Power:
Add/Remove power which is reflected on each ability
Defense:
Reduces incoming damage.
Evasion:
Chance to dodge Abilities.
Crit Rate:
Chance to perform a Critical attack hit.
Moves
If you are not sure what a move does hold your finger to the button so a short description appears telling you what it does.
Energy
When you are running low on energy and you do not want to take a break from the game so it automatically replenishes over time you can use Energy Potions to regain it. To do this tap on the '+' button next to your energy total at the top of the screen.
Companions
Each hero can have 2 different companions equipped for battle and each will possess a unique ability that can help you win battles..
Wonders
Make sure you check out the 'Wonders' section as it yields free items such as Ability cards and Essence at regular points during the game.
Trophies
You can always view your current trophies count from the Arena Hub by tapping on the 'Arena' button in the main menu. Doing this will bring up your Arena Hub which tells you what league you are in by looking at the large banner on the right side of the screen.