How to Play Regascent: Contest of Champions

About Regascent: Contest of Champions, from BoardGameGeek:

With the death of the King of Tessera, turmoil stirs in the land. Champions must rise from throughout the realm to establish the next reign over the kingdom. Regascent: Contest of Champions, captures the Adventure these Champions will embark on and the Arena they will compete in. Players choose between four Champions, various draft cards, and allies to begin their epic journey to ascend the throne and claim the crown for the good of Tessera. Complete Quests, skirmish bandits, collect gear, gain Renown, and finally, stand your ground against your opponents in a daunting Arena battle. The last Champion standing wins the crown and the right to rule. Tessera will enjoy another reign of a worthy king. Do you have the wit and might to rule Tessera? -description from the designer