Winesoul is required to summon a hero in Tavern. You can get Winesouls in Winesoul system.
You can get Arena medals in Solo Arena. These medals can be exchanged in Arena Shop for rare items and precious materials used in the making of high quality equips. Arena Chests will be given out based on the Arena Rank at 20:00 each day.
You can level up your mount by nurturing. The higher the level of the mount, the more attribute bonus it will add to the lord. When the mount reaches a certain level, it can even evolve into a more advanced type of mount.
Formation can bestow bonus attributes upon lord and heroes. Different formations have
different effects. Apply the correct formation at the right time to crush everything on your way.